73874764392 has 256 divisors, whose sum is σ = 230443315200. Its totient is φ = 19389050880.

The previous prime is 73874764357. The next prime is 73874764421. The reversal of 73874764392 is 29346747837.

It is a super-2 number, since 2×73874764392² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20943733 + ... + 20947259.

It is an arithmetic number, because the mean of its divisors is an integer number (900169200).

Almost surely, 2^73874764392 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 73874764392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115221657600).

73874764392 is an abundant number, since it is smaller than the sum of its proper divisors (156568550808).

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

73874764392 is a wasteful number, since it uses less digits than its factorization.

73874764392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3936 (or 3932 counting only the distinct ones).

The product of its digits is 42674688, while the sum is 60.

The spelling of 73874764392 in words is "seventy-three billion, eight hundred seventy-four million, seven hundred sixty-four thousand, three hundred ninety-two".