34172789375 has 20 divisors (see below), whose sum is σ = 43610915040. Its totient is φ = 26756544000.

The previous prime is 34172789351. The next prime is 34172789389. The reversal of 34172789375 is 57398727143.

It is a happy number.

It is not a de Polignac number, because 34172789375 - 2¹⁶ = 34172723839 is a prime.

It is a super-2 number, since 2×34172789375² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 34172789375.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 552290 + ... + 611039.

It is an arithmetic number, because the mean of its divisors is an integer number (2180545752).

Almost surely, 2^34172789375 is an apocalyptic number.

34172789375 is a deficient number, since it is larger than the sum of its proper divisors (9438125665).

34172789375 is an equidigital number, since it uses as much as digits as its factorization.

34172789375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1163396 (or 1163381 counting only the distinct ones).

The product of its digits is 8890560, while the sum is 56.

The spelling of 34172789375 in words is "thirty-four billion, one hundred seventy-two million, seven hundred eighty-nine thousand, three hundred seventy-five".