167791503937 has 2 divisors, whose sum is σ = 167791503938. Its totient is φ = 167791503936.

The previous prime is 167791503863. The next prime is 167791503959. The reversal of 167791503937 is 739305197761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 128363841841 + 39427662096 = 358279^2 + 198564^2 .

It is a cyclic number.

It is not a de Polignac number, because 167791503937 - 2⁷ = 167791503809 is a prime.

It is not a weakly prime, because it can be changed into another prime (167791503977) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83895751968 + 83895751969.

It is an arithmetic number, because the mean of its divisors is an integer number (83895751969).

Almost surely, 2^167791503937 is an apocalyptic number.

It is an amenable number.

167791503937 is a deficient number, since it is larger than the sum of its proper divisors (1).

167791503937 is an equidigital number, since it uses as much as digits as its factorization.

167791503937 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7501410, while the sum is 58.

The spelling of 167791503937 in words is "one hundred sixty-seven billion, seven hundred ninety-one million, five hundred three thousand, nine hundred thirty-seven".