72701570010 has 32 divisors (see below), whose sum is σ = 180500451840. Its totient is φ = 18718564928.

The previous prime is 72701569979. The next prime is 72701570023. The reversal of 72701570010 is 1007510727.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a self number, because there is not a number n which added to its sum of digits gives 72701570010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41781642 + ... + 41783381.

It is an arithmetic number, because the mean of its divisors is an integer number (5640639120).

Almost surely, 2^72701570010 is an apocalyptic number.

72701570010 is an abundant number, since it is smaller than the sum of its proper divisors (107798881830).

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

72701570010 is a wasteful number, since it uses less digits than its factorization.

72701570010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83565062.

The product of its (nonzero) digits is 3430, while the sum is 30.

The spelling of 72701570010 in words is "seventy-two billion, seven hundred one million, five hundred seventy thousand, ten".