2553465515 has 16 divisors (see below), whose sum is σ = 3185784000. Its totient is φ = 1962398592.

The previous prime is 2553465511. The next prime is 2553465529. The reversal of 2553465515 is 5155643552.

It is a cyclic number.

It is not a de Polignac number, because 2553465515 - 2² = 2553465511 is a prime.

It is a super-2 number, since 2×2553465515² = 13040372272588430450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2553465511) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15392 + ... + 73101.

It is an arithmetic number, because the mean of its divisors is an integer number (199111500).

Almost surely, 2^2553465515 is an apocalyptic number.

2553465515 is a deficient number, since it is larger than the sum of its proper divisors (632318485).

2553465515 is a wasteful number, since it uses less digits than its factorization.

2553465515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88726.

The product of its digits is 450000, while the sum is 41.

The square root of 2553465515 is about 50531.8267530474. The cubic root of 2553465515 is about 1366.8158268357.

The spelling of 2553465515 in words is "two billion, five hundred fifty-three million, four hundred sixty-five thousand, five hundred fifteen".