40332365505 has 16 divisors (see below), whose sum is σ = 71701983360. Its totient is φ = 21510594864.

The previous prime is 40332365477. The next prime is 40332365509. The reversal of 40332365505 is 50556323304.

40332365505 is a `hidden beast` number, since 40 + 3 + 32 + 36 + 550 + 5 = 666.

It is not a de Polignac number, because 40332365505 - 2¹² = 40332361409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40332365505.

It is not an unprimeable number, because it can be changed into a prime (40332365509) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149378997 + ... + 149379266.

It is an arithmetic number, because the mean of its divisors is an integer number (4481373960).

Almost surely, 2^40332365505 is an apocalyptic number.

40332365505 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40332365505 is a deficient number, since it is larger than the sum of its proper divisors (31369617855).

40332365505 is a wasteful number, since it uses less digits than its factorization.

40332365505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 298758277 (or 298758271 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 36.

Adding to 40332365505 its reverse (50556323304), we get a palindrome (90888688809).

The spelling of 40332365505 in words is "forty billion, three hundred thirty-two million, three hundred sixty-five thousand, five hundred five".