12366502040 has 16 divisors (see below), whose sum is σ = 27824629680. Its totient is φ = 4946600800.

The previous prime is 12366502039. The next prime is 12366502067. The reversal of 12366502040 is 4020566321.

It is a junction number, because it is equal to n+sod(n) for n = 12366501994 and 12366502012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154581236 + ... + 154581315.

It is an arithmetic number, because the mean of its divisors is an integer number (1739039355).

Almost surely, 2^12366502040 is an apocalyptic number.

12366502040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12366502040 is an abundant number, since it is smaller than the sum of its proper divisors (15458127640).

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

12366502040 is a wasteful number, since it uses less digits than its factorization.

12366502040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 309162562 (or 309162558 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The spelling of 12366502040 in words is "twelve billion, three hundred sixty-six million, five hundred two thousand, forty".