2516511364 has 12 divisors (see below), whose sum is σ = 4404845788. Its totient is φ = 1257984000.

The previous prime is 2516511359. The next prime is 2516511419. The reversal of 2516511364 is 4631156152.

It can be written as a sum of positive squares in 2 ways, for example, as 562164100 + 1954347264 = 23710^2 + 44208^2 .

It is a super-2 number, since 2×2516511364² = 12665658890282280992, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46317 + ... + 84724.

Almost surely, 2^2516511364 is an apocalyptic number.

It is an amenable number.

2516511364 is a deficient number, since it is larger than the sum of its proper divisors (1888334424).

2516511364 is a wasteful number, since it uses less digits than its factorization.

2516511364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135846 (or 135844 counting only the distinct ones).

The product of its digits is 21600, while the sum is 34.

The square root of 2516511364 is about 50164.8419114423. The cubic root of 2516511364 is about 1360.1901702064.

The spelling of 2516511364 in words is "two billion, five hundred sixteen million, five hundred eleven thousand, three hundred sixty-four".