85250335557 has 32 divisors (see below), whose sum is σ = 123342597504. Its totient is φ = 52163020800.

The previous prime is 85250335531. The next prime is 85250335579. The reversal of 85250335557 is 75553305258.

It is not a de Polignac number, because 85250335557 - 2⁸ = 85250335301 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85250335507) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5652807 + ... + 5667867.

It is an arithmetic number, because the mean of its divisors is an integer number (3854456172).

Almost surely, 2^85250335557 is an apocalyptic number.

It is an amenable number.

85250335557 is a deficient number, since it is larger than the sum of its proper divisors (38092261947).

85250335557 is a wasteful number, since it uses less digits than its factorization.

85250335557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17829.

The product of its (nonzero) digits is 3150000, while the sum is 48.

The spelling of 85250335557 in words is "eighty-five billion, two hundred fifty million, three hundred thirty-five thousand, five hundred fifty-seven".