12699842251320 has 96 divisors (see below), whose sum is σ = 47170842657120. Its totient is φ = 2902821085440.

The previous prime is 12699842251303. The next prime is 12699842251321. The reversal of 12699842251320 is 2315224899621.

12699842251320 is a `hidden beast` number, since 1 + 2 + 6 + 9 + 9 + 84 + 22 + 513 + 20 = 666.

It is a super-2 number, since 2×12699842251320² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12699842251321) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2519807451 + ... + 2519812490.

It is an arithmetic number, because the mean of its divisors is an integer number (491362944345).

Almost surely, 2^{12699842251320} is an apocalyptic number.

12699842251320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12699842251320 is an abundant number, since it is smaller than the sum of its proper divisors (34471000405800).

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

12699842251320 is a wasteful number, since it uses less digits than its factorization.

12699842251320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5039619965 (or 5039619958 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The spelling of 12699842251320 in words is "twelve trillion, six hundred ninety-nine billion, eight hundred forty-two million, two hundred fifty-one thousand, three hundred twenty".