12240737961408 has 126 divisors (see below), whose sum is σ = 38565455393192. Its totient is φ = 3709314512640.

The previous prime is 12240737961341. The next prime is 12240737961437. The reversal of 12240737961408 is 80416973704221.

12240737961408 is a `hidden beast` number, since 1 + 2 + 2 + 40 + 73 + 79 + 61 + 408 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 87745516 + ... + 87884907.

Almost surely, 2^{12240737961408} is an apocalyptic number.

12240737961408 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

12240737961408 is an abundant number, since it is smaller than the sum of its proper divisors (26324717431784).

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

12240737961408 is a wasteful number, since it uses less digits than its factorization.

12240737961408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175630463 (or 175630439 counting only the distinct ones).

The product of its (nonzero) digits is 4064256, while the sum is 54.

The spelling of 12240737961408 in words is "twelve trillion, two hundred forty billion, seven hundred thirty-seven million, nine hundred sixty-one thousand, four hundred eight".