674613515573254 has 4 divisors (see below), whose sum is σ = 1011920273359884. Its totient is φ = 337306757786626.

The previous prime is 674613515573251. The next prime is 674613515573329. The reversal of 674613515573254 is 452375515316476.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674613515573251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168653378893312 + ... + 168653378893315.

It is an arithmetic number, because the mean of its divisors is an integer number (252980068339971).

Almost surely, 2^{674613515573254} is an apocalyptic number.

674613515573254 is a deficient number, since it is larger than the sum of its proper divisors (337306757786630).

674613515573254 is a wasteful number, since it uses less digits than its factorization.

674613515573254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337306757786629.

The product of its digits is 317520000, while the sum is 64.

The spelling of 674613515573254 in words is "six hundred seventy-four trillion, six hundred thirteen billion, five hundred fifteen million, five hundred seventy-three thousand, two hundred fifty-four".