13456421544051 has 8 divisors (see below), whose sum is σ = 19935439324560. Its totient is φ = 8970947696016.

The previous prime is 13456421544031. The next prime is 13456421544053. The reversal of 13456421544051 is 15044512465431.

13456421544051 is a `hidden beast` number, since 1 + 3 + 4 + 56 + 4 + 2 + 1 + 544 + 0 + 51 = 666.

It is not a de Polignac number, because 13456421544051 - 2⁵ = 13456421544019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 13456421543988 and 13456421544006.

It is not an unprimeable number, because it can be changed into a prime (13456421544053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249192991530 + ... + 249192991583.

It is an arithmetic number, because the mean of its divisors is an integer number (2491929915570).

Almost surely, 2^{13456421544051} is an apocalyptic number.

13456421544051 is a deficient number, since it is larger than the sum of its proper divisors (6479017780509).

13456421544051 is an equidigital number, since it uses as much as digits as its factorization.

13456421544051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498385983122 (or 498385983116 counting only the distinct ones).

The product of its (nonzero) digits is 1152000, while the sum is 45.

The spelling of 13456421544051 in words is "thirteen trillion, four hundred fifty-six billion, four hundred twenty-one million, five hundred forty-four thousand, fifty-one".