40040324055 has 64 divisors (see below), whose sum is σ = 73266739200. Its totient is φ = 20738540160.

The previous prime is 40040324053. The next prime is 40040324057. The reversal of 40040324055 is 55042304004.

It is an interprime number because it is at equal distance from previous prime (40040324053) and next prime (40040324057).

It is not a de Polignac number, because 40040324055 - 2¹ = 40040324053 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40040324053) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 619792 + ... + 681338.

It is an arithmetic number, because the mean of its divisors is an integer number (1144792800).

Almost surely, 2^40040324055 is an apocalyptic number.

40040324055 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

40040324055 is a deficient number, since it is larger than the sum of its proper divisors (33226415145).

40040324055 is a wasteful number, since it uses less digits than its factorization.

40040324055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61701 (or 61695 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

Adding to 40040324055 its reverse (55042304004), we get a palindrome (95082628059).

The spelling of 40040324055 in words is "forty billion, forty million, three hundred twenty-four thousand, fifty-five".