16154792957 has 2 divisors, whose sum is σ = 16154792958. Its totient is φ = 16154792956.

The previous prime is 16154792933. The next prime is 16154792987. The reversal of 16154792957 is 75929745161.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10191710116 + 5963082841 = 100954^2 + 77221^2 .

It is a cyclic number.

It is not a de Polignac number, because 16154792957 - 2⁶ = 16154792893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16154792987) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8077396478 + 8077396479.

It is an arithmetic number, because the mean of its divisors is an integer number (8077396479).

Almost surely, 2^16154792957 is an apocalyptic number.

It is an amenable number.

16154792957 is a deficient number, since it is larger than the sum of its proper divisors (1).

16154792957 is an equidigital number, since it uses as much as digits as its factorization.

16154792957 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4762800, while the sum is 56.

The spelling of 16154792957 in words is "sixteen billion, one hundred fifty-four million, seven hundred ninety-two thousand, nine hundred fifty-seven".