85715501552 has 10 divisors (see below), whose sum is σ = 166073784288. Its totient is φ = 42857750768.

The previous prime is 85715501527. The next prime is 85715501581. The reversal of 85715501552 is 25510551758.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2678609408 + ... + 2678609439.

Almost surely, 2^85715501552 is an apocalyptic number.

It is an amenable number.

85715501552 is a deficient number, since it is larger than the sum of its proper divisors (80358282736).

85715501552 is a wasteful number, since it uses less digits than its factorization.

85715501552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5357218855 (or 5357218849 counting only the distinct ones).

The product of its (nonzero) digits is 350000, while the sum is 44.

The spelling of 85715501552 in words is "eighty-five billion, seven hundred fifteen million, five hundred one thousand, five hundred fifty-two".