674127999959 has 2 divisors, whose sum is σ = 674127999960. Its totient is φ = 674127999958.

The previous prime is 674127999949. The next prime is 674128000009. The reversal of 674127999959 is 959999721476.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 674127999959 - 2¹⁶ = 674127934423 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 674127999959.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (674127999949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337063999979 + 337063999980.

It is an arithmetic number, because the mean of its divisors is an integer number (337063999980).

Almost surely, 2^674127999959 is an apocalyptic number.

674127999959 is a deficient number, since it is larger than the sum of its proper divisors (1).

674127999959 is an equidigital number, since it uses as much as digits as its factorization.

674127999959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 694416240, while the sum is 77.

The spelling of 674127999959 in words is "six hundred seventy-four billion, one hundred twenty-seven million, nine hundred ninety-nine thousand, nine hundred fifty-nine".