85416952259524 has 6 divisors (see below), whose sum is σ = 149479666454174. Its totient is φ = 42708476129760.

The previous prime is 85416952259497. The next prime is 85416952259531. The reversal of 85416952259524 is 42595225961458.

It can be written as a sum of positive squares in only one way, i.e., 78982003901124 + 6434948358400 = 8887182^2 + 2536720^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 85416952259524.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10677119032437 + ... + 10677119032444.

Almost surely, 2^{85416952259524} is an apocalyptic number.

It is an amenable number.

85416952259524 is a deficient number, since it is larger than the sum of its proper divisors (64062714194650).

85416952259524 is a wasteful number, since it uses less digits than its factorization.

85416952259524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21354238064885 (or 21354238064883 counting only the distinct ones).

The product of its digits is 311040000, while the sum is 67.

The spelling of 85416952259524 in words is "eighty-five trillion, four hundred sixteen billion, nine hundred fifty-two million, two hundred fifty-nine thousand, five hundred twenty-four".