2508456965 has 16 divisors (see below), whose sum is σ = 3441836928. Its totient is φ = 1719251136.

The previous prime is 2508456949. The next prime is 2508456971. The reversal of 2508456965 is 5696548052.

It is a cyclic number.

It is not a de Polignac number, because 2508456965 - 2⁴ = 2508456949 is a prime.

It is a super-2 number, since 2×2508456965² = 12584712690514022450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60839 + ... + 93371.

It is an arithmetic number, because the mean of its divisors is an integer number (215114808).

Almost surely, 2^2508456965 is an apocalyptic number.

It is an amenable number.

2508456965 is a deficient number, since it is larger than the sum of its proper divisors (933379963).

2508456965 is a wasteful number, since it uses less digits than its factorization.

2508456965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34748.

The product of its (nonzero) digits is 2592000, while the sum is 50.

The square root of 2508456965 is about 50084.4982504567. The cubic root of 2508456965 is about 1358.7374681999.

The spelling of 2508456965 in words is "two billion, five hundred eight million, four hundred fifty-six thousand, nine hundred sixty-five".