16902953773 has 2 divisors, whose sum is σ = 16902953774. Its totient is φ = 16902953772.

The previous prime is 16902953761. The next prime is 16902953797. The reversal of 16902953773 is 37735920961.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 12958862569 + 3944091204 = 113837^2 + 62802^2 .

It is a cyclic number.

It is not a de Polignac number, because 16902953773 - 2¹⁷ = 16902822701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16902953773.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16902953723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8451476886 + 8451476887.

It is an arithmetic number, because the mean of its divisors is an integer number (8451476887).

Almost surely, 2^16902953773 is an apocalyptic number.

It is an amenable number.

16902953773 is a deficient number, since it is larger than the sum of its proper divisors (1).

16902953773 is an equidigital number, since it uses as much as digits as its factorization.

16902953773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2143260, while the sum is 52.

The spelling of 16902953773 in words is "sixteen billion, nine hundred two million, nine hundred fifty-three thousand, seven hundred seventy-three".