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85676136000 = 2635371339229
BaseRepresentation
bin100111111001010110…
…0100001011001000000
322012010220202122210020
41033302230201121000
52400431042323000
6103205320533440
76122064066030
oct1176254413100
9265126678706
1085676136000
1133375a44074
1214730921280
138105098980
14420a9618c0
152366981ba0
hex13f2b21640

85676136000 has 448 divisors, whose sum is σ = 348196692480. Its totient is φ = 18076262400.

The previous prime is 85676135983. The next prime is 85676136001. The reversal of 85676136000 is 63167658.

It is a tau number, because it is divible by the number of its divisors (448).

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 (85676136001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2164386 + ... + 2203614.

It is an arithmetic number, because the mean of its divisors is an integer number (777224760).

Almost surely, 285676136000 is an apocalyptic number.

85676136000 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 85676136000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174098346240).

85676136000 is an abundant number, since it is smaller than the sum of its proper divisors (262520556480).

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

85676136000 is a wasteful number, since it uses less digits than its factorization.

85676136000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39279 (or 39259 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 42.

The spelling of 85676136000 in words is "eighty-five billion, six hundred seventy-six million, one hundred thirty-six thousand".