12402125628 has 24 divisors (see below), whose sum is σ = 29304602880. Its totient is φ = 4081711920.

The previous prime is 12402125627. The next prime is 12402125641. The reversal of 12402125628 is 82652120421.

It is a super-3 number, since 3×12402125628³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12402125627) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6540258 + ... + 6542153.

It is an arithmetic number, because the mean of its divisors is an integer number (1221025120).

Almost surely, 2^12402125628 is an apocalyptic number.

It is an amenable number.

12402125628 is an abundant number, since it is smaller than the sum of its proper divisors (16902477252).

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

12402125628 is a wasteful number, since it uses less digits than its factorization.

12402125628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13082497 (or 13082495 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 33.

The spelling of 12402125628 in words is "twelve billion, four hundred two million, one hundred twenty-five thousand, six hundred twenty-eight".