5557962961 has 2 divisors, whose sum is σ = 5557962962. Its totient is φ = 5557962960.

The previous prime is 5557962941. The next prime is 5557962989. The reversal of 5557962961 is 1692697555.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5063745600 + 494217361 = 71160^2 + 22231^2 .

It is a cyclic number.

It is not a de Polignac number, because 5557962961 - 2⁷ = 5557962833 is a prime.

It is not a weakly prime, because it can be changed into another prime (5557962931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2778981480 + 2778981481.

It is an arithmetic number, because the mean of its divisors is an integer number (2778981481).

Almost surely, 2^5557962961 is an apocalyptic number.

It is an amenable number.

5557962961 is a deficient number, since it is larger than the sum of its proper divisors (1).

5557962961 is an equidigital number, since it uses as much as digits as its factorization.

5557962961 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5103000, while the sum is 55.

The square root of 5557962961 is about 74551.7468675282. The cubic root of 5557962961 is about 1771.3534033633.

The spelling of 5557962961 in words is "five billion, five hundred fifty-seven million, nine hundred sixty-two thousand, nine hundred sixty-one".