40024402375 has 16 divisors (see below), whose sum is σ = 50174482176. Its totient is φ = 31875914400.

The previous prime is 40024402373. The next prime is 40024402381. The reversal of 40024402375 is 57320442004.

It is a happy number.

It is not a de Polignac number, because 40024402375 - 2¹ = 40024402373 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 (40024402373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 690052 + ... + 745801.

It is an arithmetic number, because the mean of its divisors is an integer number (3135905136).

Almost surely, 2^40024402375 is an apocalyptic number.

40024402375 is a deficient number, since it is larger than the sum of its proper divisors (10150079801).

40024402375 is a wasteful number, since it uses less digits than its factorization.

40024402375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1436091 (or 1436081 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 31.

Adding to 40024402375 its reverse (57320442004), we get a palindrome (97344844379).

The spelling of 40024402375 in words is "forty billion, twenty-four million, four hundred two thousand, three hundred seventy-five".