2657166944 has 24 divisors (see below), whose sum is σ = 5241001248. Its totient is φ = 1326119040.

The previous prime is 2657166943. The next prime is 2657166961. The reversal of 2657166944 is 4496617562.

It is a junction number, because it is equal to n+sod(n) for n = 2657166892 and 2657166901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2657166943) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59432 + ... + 94055.

It is an arithmetic number, because the mean of its divisors is an integer number (218375052).

Almost surely, 2^2657166944 is an apocalyptic number.

It is an amenable number.

2657166944 is a deficient number, since it is larger than the sum of its proper divisors (2583834304).

2657166944 is a wasteful number, since it uses less digits than its factorization.

2657166944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154038 (or 154030 counting only the distinct ones).

The product of its digits is 2177280, while the sum is 50.

The square root of 2657166944 is about 51547.7152160986. The cubic root of 2657166944 is about 1385.0739044873.

The spelling of 2657166944 in words is "two billion, six hundred fifty-seven million, one hundred sixty-six thousand, nine hundred forty-four".