2516040056 has 8 divisors (see below), whose sum is σ = 4717575120. Its totient is φ = 1258020024.

The previous prime is 2516039957. The next prime is 2516040113. The reversal of 2516040056 is 6500406152.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 157252496 + ... + 157252511.

It is an arithmetic number, because the mean of its divisors is an integer number (589696890).

Almost surely, 2^2516040056 is an apocalyptic number.

It is an amenable number.

2516040056 is a deficient number, since it is larger than the sum of its proper divisors (2201535064).

2516040056 is a wasteful number, since it uses less digits than its factorization.

2516040056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314505013 (or 314505009 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 2516040056 is about 50160.1440986766. The cubic root of 2516040056 is about 1360.1052499284.

The spelling of 2516040056 in words is "two billion, five hundred sixteen million, forty thousand, fifty-six".