16253955001 has 2 divisors, whose sum is σ = 16253955002. Its totient is φ = 16253955000.

The previous prime is 16253954971. The next prime is 16253955079. The reversal of 16253955001 is 10055935261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9687283776 + 6566671225 = 98424^2 + 81035^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16253955001 is a prime.

It is not a weakly prime, because it can be changed into another prime (16253955701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8126977500 + 8126977501.

It is an arithmetic number, because the mean of its divisors is an integer number (8126977501).

Almost surely, 2^16253955001 is an apocalyptic number.

It is an amenable number.

16253955001 is a deficient number, since it is larger than the sum of its proper divisors (1).

16253955001 is an equidigital number, since it uses as much as digits as its factorization.

16253955001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40500, while the sum is 37.

The spelling of 16253955001 in words is "sixteen billion, two hundred fifty-three million, nine hundred fifty-five thousand, one".