2506997952 has 84 divisors (see below), whose sum is σ = 7452046056. Its totient is φ = 835660800.

The previous prime is 2506997923. The next prime is 2506997971. The reversal of 2506997952 is 2597996052.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 65049 + ... + 96152.

It is an arithmetic number, because the mean of its divisors is an integer number (88714834).

Almost surely, 2^2506997952 is an apocalyptic number.

It is an amenable number.

2506997952 is an abundant number, since it is smaller than the sum of its proper divisors (4945048104).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2506997952 is an equidigital number, since it uses as much as digits as its factorization.

2506997952 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161228 (or 161206 counting only the distinct ones).

The product of its (nonzero) digits is 3061800, while the sum is 54.

The square root of 2506997952 is about 50069.9306170879. The cubic root of 2506997952 is about 1358.4739861561.

The spelling of 2506997952 in words is "two billion, five hundred six million, nine hundred ninety-seven thousand, nine hundred fifty-two".