2506553051 has 4 divisors (see below), whose sum is σ = 2506664712. Its totient is φ = 2506441392.

The previous prime is 2506553047. The next prime is 2506553053. The reversal of 2506553051 is 1503556052.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2506553051 - 2² = 2506553047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2506552999 and 2506553017.

It is not an unprimeable number, because it can be changed into a prime (2506553053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9146 + ... + 71391.

It is an arithmetic number, because the mean of its divisors is an integer number (626666178).

Almost surely, 2^2506553051 is an apocalyptic number.

2506553051 is a deficient number, since it is larger than the sum of its proper divisors (111661).

2506553051 is an equidigital number, since it uses as much as digits as its factorization.

2506553051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111660.

The product of its (nonzero) digits is 22500, while the sum is 32.

The square root of 2506553051 is about 50065.4876237114. The cubic root of 2506553051 is about 1358.3936214860.

The spelling of 2506553051 in words is "two billion, five hundred six million, five hundred fifty-three thousand, fifty-one".