40025097975 has 24 divisors (see below), whose sum is σ = 66234210640. Its totient is φ = 21327563520.

The previous prime is 40025097899. The next prime is 40025098007. The reversal of 40025097975 is 57979052004.

It is not a de Polignac number, because 40025097975 - 2¹⁷ = 40024966903 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 155110 + ... + 322659.

Almost surely, 2^40025097975 is an apocalyptic number.

40025097975 is a deficient number, since it is larger than the sum of its proper divisors (26209112665).

40025097975 is a wasteful number, since it uses less digits than its factorization.

40025097975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478899 (or 478894 counting only the distinct ones).

The product of its (nonzero) digits is 793800, while the sum is 48.

The spelling of 40025097975 in words is "forty billion, twenty-five million, ninety-seven thousand, nine hundred seventy-five".