85902135152 has 20 divisors (see below), whose sum is σ = 175195144680. Its totient is φ = 40690484928.

The previous prime is 85902135131. The next prime is 85902135161. The reversal of 85902135152 is 25153120958.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141286103 + ... + 141286710.

It is an arithmetic number, because the mean of its divisors is an integer number (8759757234).

Almost surely, 2^85902135152 is an apocalyptic number.

It is an amenable number.

85902135152 is an abundant number, since it is smaller than the sum of its proper divisors (89293009528).

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

85902135152 is a wasteful number, since it uses less digits than its factorization.

85902135152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282572840 (or 282572834 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 41.

The spelling of 85902135152 in words is "eighty-five billion, nine hundred two million, one hundred thirty-five thousand, one hundred fifty-two".