40939172175 has 24 divisors (see below), whose sum is σ = 73839381120. Its totient is φ = 19849295200.

The previous prime is 40939172171. The next prime is 40939172191. The reversal of 40939172175 is 57127193904.

It is not a de Polignac number, because 40939172175 - 2² = 40939172171 is a prime.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40939172171) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24810795 + ... + 24812444.

It is an arithmetic number, because the mean of its divisors is an integer number (3076640880).

Almost surely, 2^40939172175 is an apocalyptic number.

40939172175 is a deficient number, since it is larger than the sum of its proper divisors (32900208945).

40939172175 is a wasteful number, since it uses less digits than its factorization.

40939172175 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49623263 (or 49623258 counting only the distinct ones).

The product of its (nonzero) digits is 476280, while the sum is 48.

The spelling of 40939172175 in words is "forty billion, nine hundred thirty-nine million, one hundred seventy-two thousand, one hundred seventy-five".