5615257499 has 2 divisors, whose sum is σ = 5615257500. Its totient is φ = 5615257498.

The previous prime is 5615257493. The next prime is 5615257517. The reversal of 5615257499 is 9947525165.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5615257499 is a prime.

It is a super-2 number, since 2×5615257499² = 63062233560151470002, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 5615257499.

It is not a weakly prime, because it can be changed into another prime (5615257493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2807628749 + 2807628750.

It is an arithmetic number, because the mean of its divisors is an integer number (2807628750).

Almost surely, 2^5615257499 is an apocalyptic number.

5615257499 is a deficient number, since it is larger than the sum of its proper divisors (1).

5615257499 is an equidigital number, since it uses as much as digits as its factorization.

5615257499 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3402000, while the sum is 53.

The square root of 5615257499 is about 74935.0218455963. The cubic root of 5615257499 is about 1777.4193022538.

The spelling of 5615257499 in words is "five billion, six hundred fifteen million, two hundred fifty-seven thousand, four hundred ninety-nine".