86463091440 has 160 divisors (see below), whose sum is σ = 324891705600. Its totient is φ = 20960743680.

The previous prime is 86463091427. The next prime is 86463091457. The reversal of 86463091440 is 4419036468.

86463091440 is a `hidden beast` number, since 8 + 6 + 4 + 630 + 9 + 1 + 4 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1795750 + ... + 1843269.

It is an arithmetic number, because the mean of its divisors is an integer number (2030573160).

Almost surely, 2^86463091440 is an apocalyptic number.

86463091440 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

86463091440 is an abundant number, since it is smaller than the sum of its proper divisors (238428614160).

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

86463091440 is a wasteful number, since it uses less digits than its factorization.

86463091440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3639052 (or 3639040 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The spelling of 86463091440 in words is "eighty-six billion, four hundred sixty-three million, ninety-one thousand, four hundred forty".