507668899 has 2 divisors, whose sum is σ = 507668900. Its totient is φ = 507668898.

The previous prime is 507668893. The next prime is 507668939. The reversal of 507668899 is 998866705.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 507668899 - 2¹⁵ = 507636131 is a prime.

It is a super-2 number, since 2×507668899² = 515455422023744402, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (507668893) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253834449 + 253834450.

It is an arithmetic number, because the mean of its divisors is an integer number (253834450).

Almost surely, 2^507668899 is an apocalyptic number.

507668899 is a deficient number, since it is larger than the sum of its proper divisors (1).

507668899 is an equidigital number, since it uses as much as digits as its factorization.

507668899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6531840, while the sum is 58.

The square root of 507668899 is about 22531.5090262503. The cubic root of 507668899 is about 797.7378274779.

The spelling of 507668899 in words is "five hundred seven million, six hundred sixty-eight thousand, eight hundred ninety-nine".