2557530299 has 2 divisors, whose sum is σ = 2557530300. Its totient is φ = 2557530298.

The previous prime is 2557530277. The next prime is 2557530343. The reversal of 2557530299 is 9920357552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2557530299 - 2¹² = 2557526203 is a prime.

It is a super-2 number, since 2×2557530299² = 13081922460606058802, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2557530229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1278765149 + 1278765150.

It is an arithmetic number, because the mean of its divisors is an integer number (1278765150).

Almost surely, 2^2557530299 is an apocalyptic number.

2557530299 is a deficient number, since it is larger than the sum of its proper divisors (1).

2557530299 is an equidigital number, since it uses as much as digits as its factorization.

2557530299 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 850500, while the sum is 47.

The square root of 2557530299 is about 50572.0307976652. The cubic root of 2557530299 is about 1367.5407064987.

The spelling of 2557530299 in words is "two billion, five hundred fifty-seven million, five hundred thirty thousand, two hundred ninety-nine".