86212811304 has 48 divisors (see below), whose sum is σ = 234024991200. Its totient is φ = 28672131744.

The previous prime is 86212811287. The next prime is 86212811317. The reversal of 86212811304 is 40311821268.

86212811304 is a `hidden beast` number, since 8 + 621 + 28 + 1 + 1 + 3 + 0 + 4 = 666.

It is a super-2 number, since 2×86212811304² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1332174 + ... + 1395389.

It is an arithmetic number, because the mean of its divisors is an integer number (4875520650).

Almost surely, 2^86212811304 is an apocalyptic number.

It is an amenable number.

86212811304 is an abundant number, since it is smaller than the sum of its proper divisors (147812179896).

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

86212811304 is a wasteful number, since it uses less digits than its factorization.

86212811304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2728014 (or 2728007 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 36.

The spelling of 86212811304 in words is "eighty-six billion, two hundred twelve million, eight hundred eleven thousand, three hundred four".