85752297984 has 80 divisors (see below), whose sum is σ = 233762440032. Its totient is φ = 27919331328.

The previous prime is 85752297947. The next prime is 85752297989. The reversal of 85752297984 is 48979225758.

It is not an unprimeable number, because it can be changed into a prime (85752297989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 583119 + ... + 715214.

Almost surely, 2^85752297984 is an apocalyptic number.

It is an amenable number.

85752297984 is an abundant number, since it is smaller than the sum of its proper divisors (148010142048).

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

85752297984 is a wasteful number, since it uses less digits than its factorization.

85752297984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1298397 (or 1298381 counting only the distinct ones).

The product of its digits is 101606400, while the sum is 66.

The spelling of 85752297984 in words is "eighty-five billion, seven hundred fifty-two million, two hundred ninety-seven thousand, nine hundred eighty-four".