2651513775 has 24 divisors (see below), whose sum is σ = 4385393424. Its totient is φ = 1413638400.

The previous prime is 2651513741. The next prime is 2651513801. The reversal of 2651513775 is 5773151562.

It is not a de Polignac number, because 2651513775 - 2²⁰ = 2650465199 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 315427 + ... + 323723.

It is an arithmetic number, because the mean of its divisors is an integer number (182724726).

Almost surely, 2^2651513775 is an apocalyptic number.

2651513775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2651513775 is a deficient number, since it is larger than the sum of its proper divisors (1733879649).

2651513775 is a wasteful number, since it uses less digits than its factorization.

2651513775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12571 (or 12566 counting only the distinct ones).

The product of its digits is 220500, while the sum is 42.

The square root of 2651513775 is about 51492.8516883654. The cubic root of 2651513775 is about 1384.0909507803.

The spelling of 2651513775 in words is "two billion, six hundred fifty-one million, five hundred thirteen thousand, seven hundred seventy-five".