85663250004 has 12 divisors (see below), whose sum is σ = 199880916704. Its totient is φ = 28554416664.

The previous prime is 85663249999. The next prime is 85663250021. The reversal of 85663250004 is 40005236658.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3569302072 + ... + 3569302095.

Almost surely, 2^85663250004 is an apocalyptic number.

It is an amenable number.

85663250004 is an abundant number, since it is smaller than the sum of its proper divisors (114217666700).

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

85663250004 is a wasteful number, since it uses less digits than its factorization.

85663250004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7138604174 (or 7138604172 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 39.

The spelling of 85663250004 in words is "eighty-five billion, six hundred sixty-three million, two hundred fifty thousand, four".