85860685492 has 12 divisors (see below), whose sum is σ = 155103174016. Its totient is φ = 41545492920.

The previous prime is 85860685489. The next prime is 85860685507. The reversal of 85860685492 is 29458606858.

It is a super-2 number, since 2×85860685492² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 85860685492.

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, 346212318 + ... + 346212565.

Almost surely, 2^85860685492 is an apocalyptic number.

It is an amenable number.

85860685492 is a deficient number, since it is larger than the sum of its proper divisors (69242488524).

85860685492 is a wasteful number, since it uses less digits than its factorization.

85860685492 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692424918 (or 692424916 counting only the distinct ones).

The product of its (nonzero) digits is 33177600, while the sum is 61.

The spelling of 85860685492 in words is "eighty-five billion, eight hundred sixty million, six hundred eighty-five thousand, four hundred ninety-two".