2562908161 has 4 divisors (see below), whose sum is σ = 2795899824. Its totient is φ = 2329916500.

The previous prime is 2562908149. The next prime is 2562908203. The reversal of 2562908161 is 1618092652.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2562908161 - 2⁵ = 2562908129 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2562908141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 116495815 + ... + 116495836.

It is an arithmetic number, because the mean of its divisors is an integer number (698974956).

Almost surely, 2^2562908161 is an apocalyptic number.

It is an amenable number.

2562908161 is a deficient number, since it is larger than the sum of its proper divisors (232991663).

2562908161 is a wasteful number, since it uses less digits than its factorization.

2562908161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232991662.

The product of its (nonzero) digits is 51840, while the sum is 40.

The square root of 2562908161 is about 50625.1731947655. The cubic root of 2562908161 is about 1368.4985702039.

The spelling of 2562908161 in words is "two billion, five hundred sixty-two million, nine hundred eight thousand, one hundred sixty-one".