2655977568 has 48 divisors (see below), whose sum is σ = 6974780400. Its totient is φ = 884965376.

The previous prime is 2655977539. The next prime is 2655977627. The reversal of 2655977568 is 8657795562.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 343408 + ... + 351056.

It is an arithmetic number, because the mean of its divisors is an integer number (145307925).

Almost surely, 2^2655977568 is an apocalyptic number.

It is an amenable number.

2655977568 is an abundant number, since it is smaller than the sum of its proper divisors (4318802832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2655977568 is a wasteful number, since it uses less digits than its factorization.

2655977568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11279 (or 11271 counting only the distinct ones).

The product of its digits is 31752000, while the sum is 60.

The square root of 2655977568 is about 51536.1772738336. The cubic root of 2655977568 is about 1384.8672157407.

The spelling of 2655977568 in words is "two billion, six hundred fifty-five million, nine hundred seventy-seven thousand, five hundred sixty-eight".