40023503755 has 4 divisors (see below), whose sum is σ = 48028204512. Its totient is φ = 32018803000.

The previous prime is 40023503753. The next prime is 40023503771. The reversal of 40023503755 is 55730532004.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 40023503755 - 2¹ = 40023503753 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40023503755.

It is not an unprimeable number, because it can be changed into a prime (40023503753) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 4002350371 + ... + 4002350380.

It is an arithmetic number, because the mean of its divisors is an integer number (12007051128).

Almost surely, 2^40023503755 is an apocalyptic number.

40023503755 is a deficient number, since it is larger than the sum of its proper divisors (8004700757).

40023503755 is an equidigital number, since it uses as much as digits as its factorization.

40023503755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8004700756.

The product of its (nonzero) digits is 63000, while the sum is 34.

The spelling of 40023503755 in words is "forty billion, twenty-three million, five hundred three thousand, seven hundred fifty-five".