10170391616 has 56 divisors (see below), whose sum is σ = 25161825216. Its totient is φ = 3962488320.

The previous prime is 10170391589. The next prime is 10170391633. The reversal of 10170391616 is 61619307101.

It is a tau number, because it is divible by the number of its divisors (56).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1026971 + ... + 1036826.

Almost surely, 2^10170391616 is an apocalyptic number.

10170391616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

10170391616 is an abundant number, since it is smaller than the sum of its proper divisors (14991433600).

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

10170391616 is a wasteful number, since it uses less digits than its factorization.

10170391616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2063827 (or 2063817 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 35.

Adding to 10170391616 its reverse (61619307101), we get a palindrome (71789698717).

The spelling of 10170391616 in words is "ten billion, one hundred seventy million, three hundred ninety-one thousand, six hundred sixteen".