2555577575 has 24 divisors (see below), whose sum is σ = 3198732768. Its totient is φ = 2025322880.

The previous prime is 2555577571. The next prime is 2555577589. The reversal of 2555577575 is 5757755552.

It is a happy number.

It is not a de Polignac number, because 2555577575 - 2² = 2555577571 is a prime.

It is a hoax number, since the sum of its digits (53) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2555577571) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1294289 + ... + 1296261.

It is an arithmetic number, because the mean of its divisors is an integer number (133280532).

Almost surely, 2^2555577575 is an apocalyptic number.

2555577575 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2555577575 is a deficient number, since it is larger than the sum of its proper divisors (643155193).

2555577575 is a wasteful number, since it uses less digits than its factorization.

2555577575 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2443 (or 2438 counting only the distinct ones).

The product of its digits is 10718750, while the sum is 53.

The square root of 2555577575 is about 50552.7207477501. The cubic root of 2555577575 is about 1367.1925699273.

The spelling of 2555577575 in words is "two billion, five hundred fifty-five million, five hundred seventy-seven thousand, five hundred seventy-five".