86147674812 has 144 divisors (see below), whose sum is σ = 237297715200. Its totient is φ = 26251309440.

The previous prime is 86147674807. The next prime is 86147674849. The reversal of 86147674812 is 21847674168.

86147674812 is a `hidden beast` number, since 8 + 61 + 47 + 67 + 481 + 2 = 666.

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7606578 + ... + 7617894.

It is an arithmetic number, because the mean of its divisors is an integer number (1647900800).

Almost surely, 2^86147674812 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 86147674812, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118648857600).

86147674812 is an abundant number, since it is smaller than the sum of its proper divisors (151150040388).

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

86147674812 is a wasteful number, since it uses less digits than its factorization.

86147674812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11736 (or 11731 counting only the distinct ones).

The product of its digits is 3612672, while the sum is 54.

The spelling of 86147674812 in words is "eighty-six billion, one hundred forty-seven million, six hundred seventy-four thousand, eight hundred twelve".