12502067400 has 144 divisors (see below), whose sum is σ = 42244684560. Its totient is φ = 3313353600.

The previous prime is 12502067323. The next prime is 12502067423. The reversal of 12502067400 is 476020521.

12502067400 is a `hidden beast` number, since 1 + 2 + 50 + 206 + 7 + 400 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 272095 + ... + 314705.

It is an arithmetic number, because the mean of its divisors is an integer number (293365865).

Almost surely, 2^12502067400 is an apocalyptic number.

12502067400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12502067400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21122342280).

12502067400 is an abundant number, since it is smaller than the sum of its proper divisors (29742617160).

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

12502067400 is a wasteful number, since it uses less digits than its factorization.

12502067400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42796 (or 42784 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

Adding to 12502067400 its reverse (476020521), we get a palindrome (12978087921).

The spelling of 12502067400 in words is "twelve billion, five hundred two million, sixty-seven thousand, four hundred".