5021615699 has 2 divisors, whose sum is σ = 5021615700. Its totient is φ = 5021615698.

The previous prime is 5021615663. The next prime is 5021615779. The reversal of 5021615699 is 9965161205.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5021615699 is a prime.

It is not a weakly prime, because it can be changed into another prime (5021615639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2510807849 + 2510807850.

It is an arithmetic number, because the mean of its divisors is an integer number (2510807850).

Almost surely, 2^5021615699 is an apocalyptic number.

5021615699 is a deficient number, since it is larger than the sum of its proper divisors (1).

5021615699 is an equidigital number, since it uses as much as digits as its factorization.

5021615699 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145800, while the sum is 44.

The square root of 5021615699 is about 70863.3593544647. The cubic root of 5021615699 is about 1712.4365592425.

The spelling of 5021615699 in words is "five billion, twenty-one million, six hundred fifteen thousand, six hundred ninety-nine".