83651317008 has 160 divisors (see below), whose sum is σ = 252026940672. Its totient is φ = 23412480000.

The previous prime is 83651316989. The next prime is 83651317021. The reversal of 83651317008 is 80071315638.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12480058 + ... + 12486758.

Almost surely, 2^83651317008 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 83651317008, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (126013470336).

83651317008 is an abundant number, since it is smaller than the sum of its proper divisors (168375623664).

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

83651317008 is a wasteful number, since it uses less digits than its factorization.

83651317008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7473 (or 7467 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The spelling of 83651317008 in words is "eighty-three billion, six hundred fifty-one million, three hundred seventeen thousand, eight".