12356366040 has 96 divisors (see below), whose sum is σ = 40642121520. Its totient is φ = 3255323904.

The previous prime is 12356366039. The next prime is 12356366051. The reversal of 12356366040 is 4066365321.

12356366040 is a `hidden beast` number, since 12 + 3 + 5 + 6 + 36 + 604 + 0 = 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 = 12356365986 and 12356366004.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 176887 + ... + 236646.

Almost surely, 2^12356366040 is an apocalyptic number.

12356366040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12356366040 is an abundant number, since it is smaller than the sum of its proper divisors (28285755480).

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

12356366040 is a wasteful number, since it uses less digits than its factorization.

12356366040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 413633 (or 413626 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The spelling of 12356366040 in words is "twelve billion, three hundred fifty-six million, three hundred sixty-six thousand, forty".