40433691375 has 480 divisors, whose sum is σ = 99157893120. Its totient is φ = 16193520000.

The previous prime is 40433691367. The next prime is 40433691391. The reversal of 40433691375 is 57319633404.

40433691375 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 40433691375 - 2³ = 40433691367 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 40433691375.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 479 ways as a sum of consecutive naturals, for example, 169178506 + ... + 169178744.

It is an arithmetic number, because the mean of its divisors is an integer number (206578944).

Almost surely, 2^40433691375 is an apocalyptic number.

40433691375 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40433691375 is an abundant number, since it is smaller than the sum of its proper divisors (58724201745).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40433691375 is a wasteful number, since it uses less digits than its factorization.

40433691375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322 (or 296 counting only the distinct ones).

The product of its (nonzero) digits is 816480, while the sum is 45.

The spelling of 40433691375 in words is "forty billion, four hundred thirty-three million, six hundred ninety-one thousand, three hundred seventy-five".