5009916564872 has 36 divisors (see below), whose sum is σ = 9550847586735. Its totient is φ = 2463703467840.

The previous prime is 5009916564871. The next prime is 5009916564881. The reversal of 5009916564872 is 2784656199005.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 5 ways, for example, as 1333087304836 + 3676829260036 = 1154594^2 + 1917506^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=1582706.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5009916564871) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 386173778 + ... + 386186750.

Almost surely, 2^{5009916564872} is an apocalyptic number.

It is an amenable number.

5009916564872 is a deficient number, since it is larger than the sum of its proper divisors (4540931021863).

5009916564872 is an frugal number, since it uses more digits than its factorization.

5009916564872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26074 (or 13036 counting only the distinct ones).

The product of its (nonzero) digits is 32659200, while the sum is 62.

The spelling of 5009916564872 in words is "five trillion, nine billion, nine hundred sixteen million, five hundred sixty-four thousand, eight hundred seventy-two".