40748317608125 has 10 divisors (see below), whose sum is σ = 50919097683894. Its totient is φ = 32598654086000.

The previous prime is 40748317608113. The next prime is 40748317608127. The reversal of 40748317608125 is 52180671384704.

It can be written as a sum of positive squares in 5 ways, for example, as 24689559761881 + 16058757846244 = 4968859^2 + 4007338^2 .

It is not a de Polignac number, because 40748317608125 - 2²⁸ = 40748049172669 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 (40748317608127) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 32598653462 + ... + 32598654711.

Almost surely, 2^{40748317608125} is an apocalyptic number.

It is an amenable number.

40748317608125 is a deficient number, since it is larger than the sum of its proper divisors (10170780075769).

40748317608125 is an frugal number, since it uses more digits than its factorization.

40748317608125 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65197308193 (or 65197308178 counting only the distinct ones).

The product of its (nonzero) digits is 9031680, while the sum is 56.

The spelling of 40748317608125 in words is "forty trillion, seven hundred forty-eight billion, three hundred seventeen million, six hundred eight thousand, one hundred twenty-five".