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74020265088 = 2737112227581
BaseRepresentation
bin100010011101111110…
…0111001110010000000
321002001121012001210120
41010323330321302000
52203043141440323
654000543100240
75230201605060
oct1047374716200
9232047161716
1074020265088
1129434567800
12124192a1680
136c98313033
1438229233a0
151dd353a5e3
hex113bf39c80

74020265088 has 192 divisors, whose sum is σ = 246990192960. Its totient is φ = 19225958400.

The previous prime is 74020265087. The next prime is 74020265089. The reversal of 74020265088 is 88056202047.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (74020265087) and next prime (74020265089).

It is a tau number, because it is divible by the number of its divisors (192).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (74020265083) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 211458 + ... + 439038.

It is an arithmetic number, because the mean of its divisors is an integer number (1286407255).

Almost surely, 274020265088 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 74020265088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123495096480).

74020265088 is an abundant number, since it is smaller than the sum of its proper divisors (172969927872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

74020265088 is a wasteful number, since it uses less digits than its factorization.

74020265088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227627 (or 227604 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 42.

The spelling of 74020265088 in words is "seventy-four billion, twenty million, two hundred sixty-five thousand, eighty-eight".