835642025088 has 64 divisors (see below), whose sum is σ = 2390418307200. Its totient is φ = 257120621568.

The previous prime is 835642025041. The next prime is 835642025137. The reversal of 835642025088 is 880520246538.

It is a tau number, because it is divible by the number of its divisors (64).

It is a self number, because there is not a number n which added to its sum of digits gives 835642025088.

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, 83693128 + ... + 83703111.

It is an arithmetic number, because the mean of its divisors is an integer number (37350286050).

Almost surely, 2^835642025088 is an apocalyptic number.

It is an amenable number.

835642025088 is an abundant number, since it is smaller than the sum of its proper divisors (1554776282112).

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

835642025088 is a wasteful number, since it uses less digits than its factorization.

835642025088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167396269 (or 167396257 counting only the distinct ones).

The product of its (nonzero) digits is 3686400, while the sum is 51.

The spelling of 835642025088 in words is "eight hundred thirty-five billion, six hundred forty-two million, twenty-five thousand, eighty-eight".