40055772375 has 32 divisors (see below), whose sum is σ = 74058678720. Its totient is φ = 21363076800.

The previous prime is 40055772311. The next prime is 40055772409. The reversal of 40055772375 is 57327755004.

40055772375 is a `hidden beast` number, since 4 + 0 + 0 + 5 + 577 + 2 + 3 + 75 = 666.

It is not a de Polignac number, because 40055772375 - 2⁶ = 40055772311 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 40055772375.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5930814 + ... + 5937563.

It is an arithmetic number, because the mean of its divisors is an integer number (2314333710).

Almost surely, 2^40055772375 is an apocalyptic number.

40055772375 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40055772375 is a deficient number, since it is larger than the sum of its proper divisors (34002906345).

40055772375 is a wasteful number, since it uses less digits than its factorization.

40055772375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11868401 (or 11868385 counting only the distinct ones).

The product of its (nonzero) digits is 1029000, while the sum is 45.

The spelling of 40055772375 in words is "forty billion, fifty-five million, seven hundred seventy-two thousand, three hundred seventy-five".