2516426624 has 32 divisors (see below), whose sum is σ = 5119869600. Its totient is φ = 1231439872.

The previous prime is 2516426623. The next prime is 2516426639. The reversal of 2516426624 is 4266246152.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2516426621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 203129 + ... + 215160.

It is an arithmetic number, because the mean of its divisors is an integer number (159995925).

Almost surely, 2^2516426624 is an apocalyptic number.

It is an amenable number.

2516426624 is an abundant number, since it is smaller than the sum of its proper divisors (2603442976).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2516426624 is an equidigital number, since it uses as much as digits as its factorization.

2516426624 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418350 (or 418338 counting only the distinct ones).

The product of its digits is 138240, while the sum is 38.

The square root of 2516426624 is about 50163.9972888924. The cubic root of 2516426624 is about 1360.1749025346.

The spelling of 2516426624 in words is "two billion, five hundred sixteen million, four hundred twenty-six thousand, six hundred twenty-four".