12416157540 has 72 divisors (see below), whose sum is σ = 37958968320. Its totient is φ = 3284898624.

The previous prime is 12416157539. The next prime is 12416157577. The reversal of 12416157540 is 4575161421.

12416157540 is a `hidden beast` number, since 1 + 2 + 4 + 1 + 61 + 57 + 540 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 12416157495 and 12416157504.

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, 248710 + ... + 294429.

Almost surely, 2^12416157540 is an apocalyptic number.

12416157540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12416157540 is an abundant number, since it is smaller than the sum of its proper divisors (25542810780).

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

12416157540 is a wasteful number, since it uses less digits than its factorization.

12416157540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 543281 (or 543276 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 36.

The spelling of 12416157540 in words is "twelve billion, four hundred sixteen million, one hundred fifty-seven thousand, five hundred forty".