40875592517 has 4 divisors (see below), whose sum is σ = 41296990476. Its totient is φ = 40454194560.

The previous prime is 40875592501. The next prime is 40875592613. The reversal of 40875592517 is 71529557804.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 13837052161 + 27038540356 = 117631^2 + 164434^2 .

It is a cyclic number.

It is not a de Polignac number, because 40875592517 - 2⁴ = 40875592501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40875892517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210698834 + ... + 210699027.

It is an arithmetic number, because the mean of its divisors is an integer number (10324247619).

Almost surely, 2^40875592517 is an apocalyptic number.

It is an amenable number.

40875592517 is a deficient number, since it is larger than the sum of its proper divisors (421397959).

40875592517 is an equidigital number, since it uses as much as digits as its factorization.

40875592517 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421397958.

The product of its (nonzero) digits is 3528000, while the sum is 53.

The spelling of 40875592517 in words is "forty billion, eight hundred seventy-five million, five hundred ninety-two thousand, five hundred seventeen".