16453476631 has 2 divisors, whose sum is σ = 16453476632. Its totient is φ = 16453476630.

The previous prime is 16453476617. The next prime is 16453476659. The reversal of 16453476631 is 13667435461.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16453476631 - 2¹⁹ = 16452952343 is a prime.

It is a super-2 number, since 2×16453476631² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16453476671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8226738315 + 8226738316.

It is an arithmetic number, because the mean of its divisors is an integer number (8226738316).

Almost surely, 2^16453476631 is an apocalyptic number.

16453476631 is a deficient number, since it is larger than the sum of its proper divisors (1).

16453476631 is an equidigital number, since it uses as much as digits as its factorization.

16453476631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1088640, while the sum is 46.

It can be divided in two parts, 164534 and 76631, that added together give a triangular number (241165 = T₆₉₄).

The spelling of 16453476631 in words is "sixteen billion, four hundred fifty-three million, four hundred seventy-six thousand, six hundred thirty-one".