279488860207 has 2 divisors, whose sum is σ = 279488860208. Its totient is φ = 279488860206.

The previous prime is 279488860181. The next prime is 279488860241. The reversal of 279488860207 is 702068884972.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-279488860207 is a prime.

It is a super-2 number, since 2×279488860207² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (279488860267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 139744430103 + 139744430104.

It is an arithmetic number, because the mean of its divisors is an integer number (139744430104).

Almost surely, 2^279488860207 is an apocalyptic number.

279488860207 is a deficient number, since it is larger than the sum of its proper divisors (1).

279488860207 is an equidigital number, since it uses as much as digits as its factorization.

279488860207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21676032, while the sum is 61.

The spelling of 279488860207 in words is "two hundred seventy-nine billion, four hundred eighty-eight million, eight hundred sixty thousand, two hundred seven".