747171007305 has 16 divisors (see below), whose sum is σ = 1224631505664. Its totient is φ = 388771905920.

The previous prime is 747171007279. The next prime is 747171007337. The reversal of 747171007305 is 503700171747.

It is not a de Polignac number, because 747171007305 - 2²⁰ = 747169958729 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 607455489 + ... + 607456718.

It is an arithmetic number, because the mean of its divisors is an integer number (76539469104).

Almost surely, 2^747171007305 is an apocalyptic number.

It is an amenable number.

747171007305 is a deficient number, since it is larger than the sum of its proper divisors (477460498359).

747171007305 is a wasteful number, since it uses less digits than its factorization.

747171007305 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1214912256.

The product of its (nonzero) digits is 144060, while the sum is 42.

The spelling of 747171007305 in words is "seven hundred forty-seven billion, one hundred seventy-one million, seven thousand, three hundred five".