2657277164 has 24 divisors (see below), whose sum is σ = 4829690880. Its totient is φ = 1278324176.

The previous prime is 2657277131. The next prime is 2657277173. The reversal of 2657277164 is 4617727562.

It is a super-2 number, since 2×2657277164² = 14122243852631765792, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (47).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108692 + ... + 130875.

It is an arithmetic number, because the mean of its divisors is an integer number (201237120).

Almost surely, 2^2657277164 is an apocalyptic number.

It is an amenable number.

2657277164 is a deficient number, since it is larger than the sum of its proper divisors (2172413716).

2657277164 is a wasteful number, since it uses less digits than its factorization.

2657277164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239677 (or 239675 counting only the distinct ones).

The product of its digits is 987840, while the sum is 47.

The square root of 2657277164 is about 51548.7843115626. The cubic root of 2657277164 is about 1385.0930553020.

The spelling of 2657277164 in words is "two billion, six hundred fifty-seven million, two hundred seventy-seven thousand, one hundred sixty-four".