2516223464 has 16 divisors (see below), whose sum is σ = 4832990820. Its totient is φ = 1227425920.

The previous prime is 2516223439. The next prime is 2516223481. The reversal of 2516223464 is 4643226152.

It can be written as a sum of positive squares in 2 ways, for example, as 1763160100 + 753063364 = 41990^2 + 27442^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3835379 + ... + 3836034.

Almost surely, 2^2516223464 is an apocalyptic number.

It is an amenable number.

2516223464 is a deficient number, since it is larger than the sum of its proper divisors (2316767356).

2516223464 is a wasteful number, since it uses less digits than its factorization.

2516223464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7671460 (or 7671456 counting only the distinct ones).

The product of its digits is 69120, while the sum is 35.

The square root of 2516223464 is about 50161.9722897735. The cubic root of 2516223464 is about 1360.1382976431.

The spelling of 2516223464 in words is "two billion, five hundred sixteen million, two hundred twenty-three thousand, four hundred sixty-four".