118326565440 has 168 divisors, whose sum is σ = 424689715008. Its totient is φ = 30181831680.

The previous prime is 118326565439. The next prime is 118326565459. The reversal of 118326565440 is 44565623811.

118326565440 is a `hidden beast` number, since 1 + 1 + 83 + 2 + 6 + 565 + 4 + 4 + 0 = 666.

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

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, 826926 + ... + 959405.

Almost surely, 2^118326565440 is an apocalyptic number.

118326565440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

118326565440 is an abundant number, since it is smaller than the sum of its proper divisors (306363149568).

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

118326565440 is a wasteful number, since it uses less digits than its factorization.

118326565440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1786377 (or 1786364 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 45.

The spelling of 118326565440 in words is "one hundred eighteen billion, three hundred twenty-six million, five hundred sixty-five thousand, four hundred forty".