672797312734 has 8 divisors (see below), whose sum is σ = 1009577237328. Its totient is φ = 336271566960.

The previous prime is 672797312729. The next prime is 672797312783. The reversal of 672797312734 is 437213797276.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63538087 + ... + 63548674.

It is an arithmetic number, because the mean of its divisors is an integer number (126197154666).

Almost surely, 2^672797312734 is an apocalyptic number.

672797312734 is a deficient number, since it is larger than the sum of its proper divisors (336779924594).

672797312734 is a wasteful number, since it uses less digits than its factorization.

672797312734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127089410.

The product of its digits is 18670176, while the sum is 58.

The spelling of 672797312734 in words is "six hundred seventy-two billion, seven hundred ninety-seven million, three hundred twelve thousand, seven hundred thirty-four".