40242499875 has 96 divisors (see below), whose sum is σ = 77376798720. Its totient is φ = 20051404800.

The previous prime is 40242499873. The next prime is 40242499937. The reversal of 40242499875 is 57899424204.

It is a happy number.

40242499875 is a `hidden beast` number, since 40 + 2 + 42 + 499 + 8 + 75 = 666.

40242499875 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40242499875 - 2¹ = 40242499873 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40242499873) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2612446 + ... + 2627804.

It is an arithmetic number, because the mean of its divisors is an integer number (806008320).

Almost surely, 2^40242499875 is an apocalyptic number.

40242499875 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40242499875 is a deficient number, since it is larger than the sum of its proper divisors (37134298845).

40242499875 is a wasteful number, since it uses less digits than its factorization.

40242499875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15534 (or 15521 counting only the distinct ones).

The product of its (nonzero) digits is 5806080, while the sum is 54.

The spelling of 40242499875 in words is "forty billion, two hundred forty-two million, four hundred ninety-nine thousand, eight hundred seventy-five".