2500453555 has 4 divisors (see below), whose sum is σ = 3000544272. Its totient is φ = 2000362840.

The previous prime is 2500453537. The next prime is 2500453567. The reversal of 2500453555 is 5553540052.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2500453555 - 2¹⁷ = 2500322483 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2500453555.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 250045351 + ... + 250045360.

It is an arithmetic number, because the mean of its divisors is an integer number (750136068).

Almost surely, 2^2500453555 is an apocalyptic number.

2500453555 is a deficient number, since it is larger than the sum of its proper divisors (500090717).

2500453555 is an equidigital number, since it uses as much as digits as its factorization.

2500453555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500090716.

The product of its (nonzero) digits is 75000, while the sum is 34.

The square root of 2500453555 is about 50004.5353443065. The cubic root of 2500453555 is about 1357.2908791800.

The spelling of 2500453555 in words is "two billion, five hundred million, four hundred fifty-three thousand, five hundred fifty-five".