747834194872 has 32 divisors (see below), whose sum is σ = 1435017584880. Its totient is φ = 365165498880.

The previous prime is 747834194831. The next prime is 747834194893. The reversal of 747834194872 is 278491438747.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2132622 + ... + 2458402.

Almost surely, 2^747834194872 is an apocalyptic number.

It is an amenable number.

747834194872 is a deficient number, since it is larger than the sum of its proper divisors (687183390008).

747834194872 is a wasteful number, since it uses less digits than its factorization.

747834194872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332503 (or 332499 counting only the distinct ones).

The product of its digits is 75866112, while the sum is 64.

The spelling of 747834194872 in words is "seven hundred forty-seven billion, eight hundred thirty-four million, one hundred ninety-four thousand, eight hundred seventy-two".