674314156507 has 2 divisors, whose sum is σ = 674314156508. Its totient is φ = 674314156506.

The previous prime is 674314156457. The next prime is 674314156517. The reversal of 674314156507 is 705651413476.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-674314156507 is a prime.

It is not a weakly prime, because it can be changed into another prime (674314156517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 337157078253 + 337157078254.

It is an arithmetic number, because the mean of its divisors is an integer number (337157078254).

Almost surely, 2^674314156507 is an apocalyptic number.

674314156507 is a deficient number, since it is larger than the sum of its proper divisors (1).

674314156507 is an equidigital number, since it uses as much as digits as its factorization.

674314156507 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2116800, while the sum is 49.

The spelling of 674314156507 in words is "six hundred seventy-four billion, three hundred fourteen million, one hundred fifty-six thousand, five hundred seven".