12503814403000 has 64 divisors (see below), whose sum is σ = 29972558135520. Its totient is φ = 4879537312000.

The previous prime is 12503814402997. The next prime is 12503814403021. The reversal of 12503814403000 is 30441830521.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152444542 + ... + 152526541.

Almost surely, 2^{12503814403000} is an apocalyptic number.

12503814403000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12503814403000 is an abundant number, since it is smaller than the sum of its proper divisors (17468743732520).

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

12503814403000 is a wasteful number, since it uses less digits than its factorization.

12503814403000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304971145 (or 304971131 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 12503814403000 in words is "twelve trillion, five hundred three billion, eight hundred fourteen million, four hundred three thousand".