5021616739 has 4 divisors (see below), whose sum is σ = 5021759440. Its totient is φ = 5021474040.

The previous prime is 5021616731. The next prime is 5021616763. The reversal of 5021616739 is 9376161205.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9376161205 = 5 ⋅1875232241.

It is a cyclic number.

It is not a de Polignac number, because 5021616739 - 2³ = 5021616731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5021616731) 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, 23197 + ... + 102865.

It is an arithmetic number, because the mean of its divisors is an integer number (1255439860).

Almost surely, 2^5021616739 is an apocalyptic number.

5021616739 is a deficient number, since it is larger than the sum of its proper divisors (142701).

5021616739 is an equidigital number, since it uses as much as digits as its factorization.

5021616739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142700.

The product of its (nonzero) digits is 68040, while the sum is 40.

The square root of 5021616739 is about 70863.3666925302. The cubic root of 5021616739 is about 1712.4366774604.

The spelling of 5021616739 in words is "five billion, twenty-one million, six hundred sixteen thousand, seven hundred thirty-nine".