16634952907 has 2 divisors, whose sum is σ = 16634952908. Its totient is φ = 16634952906.

The previous prime is 16634952899. The next prime is 16634952973. The reversal of 16634952907 is 70925943661.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 16634952907 - 2³ = 16634952899 is a prime.

It is not a weakly prime, because it can be changed into another prime (16634952107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8317476453 + 8317476454.

It is an arithmetic number, because the mean of its divisors is an integer number (8317476454).

Almost surely, 2^16634952907 is an apocalyptic number.

16634952907 is a deficient number, since it is larger than the sum of its proper divisors (1).

16634952907 is an equidigital number, since it uses as much as digits as its factorization.

16634952907 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2449440, while the sum is 52.

The spelling of 16634952907 in words is "sixteen billion, six hundred thirty-four million, nine hundred fifty-two thousand, nine hundred seven".