34572172317 has 8 divisors (see below), whose sum is σ = 47685755040. Its totient is φ = 22253352240.

The previous prime is 34572172309. The next prime is 34572172333. The reversal of 34572172317 is 71327127543.

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

It is not a de Polignac number, because 34572172317 - 2³ = 34572172309 is a prime.

It is a super-2 number, since 2×34572172317² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34572172307) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 198690559 + ... + 198690732.

It is an arithmetic number, because the mean of its divisors is an integer number (5960719380).

Almost surely, 2^34572172317 is an apocalyptic number.

It is an amenable number.

34572172317 is a deficient number, since it is larger than the sum of its proper divisors (13113582723).

34572172317 is a wasteful number, since it uses less digits than its factorization.

34572172317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 397381323.

The product of its digits is 246960, while the sum is 42.

The spelling of 34572172317 in words is "thirty-four billion, five hundred seventy-two million, one hundred seventy-two thousand, three hundred seventeen".