2653552557 has 6 divisors (see below), whose sum is σ = 3832909262. Its totient is φ = 1769035032.

The previous prime is 2653552547. The next prime is 2653552591. The reversal of 2653552557 is 7552553562.

2653552557 is a `hidden beast` number, since 2 + 65 + 35 + 5 + 2 + 557 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2356714116 + 296838441 = 48546^2 + 17229^2 .

It is not a de Polignac number, because 2653552557 - 2⁶ = 2653552493 is a prime.

It is a super-2 number, since 2×2653552557² = 14082682345522476498, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2653552547) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 147419578 + ... + 147419595.

Almost surely, 2^2653552557 is an apocalyptic number.

It is an amenable number.

2653552557 is a deficient number, since it is larger than the sum of its proper divisors (1179356705).

2653552557 is a wasteful number, since it uses less digits than its factorization.

2653552557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294839179 (or 294839176 counting only the distinct ones).

The product of its digits is 1575000, while the sum is 45.

The square root of 2653552557 is about 51512.6446321677. The cubic root of 2653552557 is about 1384.4456081586.

The spelling of 2653552557 in words is "two billion, six hundred fifty-three million, five hundred fifty-two thousand, five hundred fifty-seven".