5016886921 has 4 divisors (see below), whose sum is σ = 5018959872. Its totient is φ = 5014813972.

The previous prime is 5016886883. The next prime is 5016886951. The reversal of 5016886921 is 1296886105.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5016886921 - 2⁹ = 5016886409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5016886951) 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, 1032841 + ... + 1037686.

It is an arithmetic number, because the mean of its divisors is an integer number (1254739968).

Almost surely, 2^5016886921 is an apocalyptic number.

It is an amenable number.

5016886921 is a deficient number, since it is larger than the sum of its proper divisors (2072951).

5016886921 is a wasteful number, since it uses less digits than its factorization.

5016886921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2072950.

The product of its (nonzero) digits is 207360, while the sum is 46.

The square root of 5016886921 is about 70829.9860299294. The cubic root of 5016886921 is about 1711.8988654018.

The spelling of 5016886921 in words is "five billion, sixteen million, eight hundred eighty-six thousand, nine hundred twenty-one".