13162662444623 has 2 divisors, whose sum is σ = 13162662444624. Its totient is φ = 13162662444622.

The previous prime is 13162662444601. The next prime is 13162662444653. The reversal of 13162662444623 is 32644426626131.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13162662444623 - 2¹² = 13162662440527 is a prime.

It is a super-2 number, since 2×13162662444623² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13162662444653) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6581331222311 + 6581331222312.

It is an arithmetic number, because the mean of its divisors is an integer number (6581331222312).

Almost surely, 2^{13162662444623} is an apocalyptic number.

13162662444623 is a deficient number, since it is larger than the sum of its proper divisors (1).

13162662444623 is an equidigital number, since it uses as much as digits as its factorization.

13162662444623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5971968, while the sum is 50.

The spelling of 13162662444623 in words is "thirteen trillion, one hundred sixty-two billion, six hundred sixty-two million, four hundred forty-four thousand, six hundred twenty-three".