12401334456651 has 36 divisors (see below), whose sum is σ = 21743599739472. Its totient is φ = 6778369138464.

The previous prime is 12401334456523. The next prime is 12401334456691. The reversal of 12401334456651 is 15665443310421.

12401334456651 is a `hidden beast` number, since 1 + 2 + 4 + 0 + 1 + 3 + 34 + 4 + 566 + 51 = 666.

It is not a de Polignac number, because 12401334456651 - 2⁷ = 12401334456523 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12401334456597 and 12401334456606.

It is not an unprimeable number, because it can be changed into a prime (12401334456691) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 611314636 + ... + 611334921.

It is an arithmetic number, because the mean of its divisors is an integer number (603988881652).

Almost surely, 2^{12401334456651} is an apocalyptic number.

12401334456651 is a deficient number, since it is larger than the sum of its proper divisors (9342265282821).

12401334456651 is a wasteful number, since it uses less digits than its factorization.

12401334456651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1222649600 (or 1222649590 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The spelling of 12401334456651 in words is "twelve trillion, four hundred one billion, three hundred thirty-four million, four hundred fifty-six thousand, six hundred fifty-one".