16468510537 has 2 divisors, whose sum is σ = 16468510538. Its totient is φ = 16468510536.

The previous prime is 16468510507. The next prime is 16468510559. The reversal of 16468510537 is 73501586461.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14782669056 + 1685841481 = 121584^2 + 41059^2 .

It is a cyclic number.

It is not a de Polignac number, because 16468510537 - 2²³ = 16460121929 is a prime.

It is not a weakly prime, because it can be changed into another prime (16468510507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8234255268 + 8234255269.

It is an arithmetic number, because the mean of its divisors is an integer number (8234255269).

Almost surely, 2^16468510537 is an apocalyptic number.

It is an amenable number.

16468510537 is a deficient number, since it is larger than the sum of its proper divisors (1).

16468510537 is an equidigital number, since it uses as much as digits as its factorization.

16468510537 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 46.

The spelling of 16468510537 in words is "sixteen billion, four hundred sixty-eight million, five hundred ten thousand, five hundred thirty-seven".