86612400723436 has 72 divisors (see below), whose sum is σ = 181186781336736. Its totient is φ = 36095759965440.

The previous prime is 86612400723383. The next prime is 86612400723449. The reversal of 86612400723436 is 63432700421668.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9306241 + ... + 16119271.

Almost surely, 2^{86612400723436} 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 86612400723436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90593390668368).

86612400723436 is an abundant number, since it is smaller than the sum of its proper divisors (94574380613300).

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

86612400723436 is a wasteful number, since it uses less digits than its factorization.

86612400723436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6814839 (or 6814830 counting only the distinct ones).

The product of its (nonzero) digits is 6967296, while the sum is 52.

The spelling of 86612400723436 in words is "eighty-six trillion, six hundred twelve billion, four hundred million, seven hundred twenty-three thousand, four hundred thirty-six".