2500050555 has 32 divisors (see below), whose sum is σ = 4539110400. Its totient is φ = 1304987616.

The previous prime is 2500050551. The next prime is 2500050557. The reversal of 2500050555 is 5550500052.

It is a happy number.

It is not a de Polignac number, because 2500050555 - 2² = 2500050551 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2500050551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 190665 + ... + 203354.

It is an arithmetic number, because the mean of its divisors is an integer number (141847200).

Almost surely, 2^2500050555 is an apocalyptic number.

2500050555 is a deficient number, since it is larger than the sum of its proper divisors (2039059845).

2500050555 is a wasteful number, since it uses less digits than its factorization.

2500050555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 394080 (or 394074 counting only the distinct ones).

The product of its (nonzero) digits is 6250, while the sum is 27.

The square root of 2500050555 is about 50000.5055474442. The cubic root of 2500050555 is about 1357.2179567280.

The spelling of 2500050555 in words is "two billion, five hundred million, fifty thousand, five hundred fifty-five".