40091872975 has 48 divisors (see below), whose sum is σ = 63980476416. Its totient is φ = 24186096000.

The previous prime is 40091872927. The next prime is 40091872981. The reversal of 40091872975 is 57927819004.

It is not a de Polignac number, because 40091872975 - 2¹³ = 40091864783 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 276244 + ... + 395593.

It is an arithmetic number, because the mean of its divisors is an integer number (1332926592).

Almost surely, 2^40091872975 is an apocalyptic number.

40091872975 is a deficient number, since it is larger than the sum of its proper divisors (23888603441).

40091872975 is a wasteful number, since it uses less digits than its factorization.

40091872975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671896 (or 671891 counting only the distinct ones).

The product of its (nonzero) digits is 1270080, while the sum is 52.

The spelling of 40091872975 in words is "forty billion, ninety-one million, eight hundred seventy-two thousand, nine hundred seventy-five".