374616699647 has 2 divisors, whose sum is σ = 374616699648. Its totient is φ = 374616699646.

The previous prime is 374616699577. The next prime is 374616699649. The reversal of 374616699647 is 746996616473.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 374616699647 - 2²² = 374612505343 is a prime.

Together with 374616699649, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (374616699649) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 187308349823 + 187308349824.

It is an arithmetic number, because the mean of its divisors is an integer number (187308349824).

Almost surely, 2^374616699647 is an apocalyptic number.

374616699647 is a deficient number, since it is larger than the sum of its proper divisors (1).

374616699647 is an equidigital number, since it uses as much as digits as its factorization.

374616699647 is an evil number, because the sum of its binary digits is even.

The product of its digits is 246903552, while the sum is 68.

The spelling of 374616699647 in words is "three hundred seventy-four billion, six hundred sixteen million, six hundred ninety-nine thousand, six hundred forty-seven".