40005343525320 has 96 divisors (see below), whose sum is σ = 131009865592320. Its totient is φ = 10586655780480.

The previous prime is 40005343525319. The next prime is 40005343525327. The reversal of 40005343525320 is 2352534350004.

40005343525320 is a `hidden beast` number, since 4 + 0 + 0 + 0 + 534 + 3 + 52 + 53 + 20 = 666.

It is a super-2 number, since 2×40005343525320² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (40005343525327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 424097704 + ... + 424192023.

It is an arithmetic number, because the mean of its divisors is an integer number (1364686099920).

Almost surely, 2^{40005343525320} is an apocalyptic number.

40005343525320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40005343525320 is an abundant number, since it is smaller than the sum of its proper divisors (91004522067000).

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

40005343525320 is a wasteful number, since it uses less digits than its factorization.

40005343525320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848289875 (or 848289868 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 36.

Adding to 40005343525320 its reverse (2352534350004), we get a palindrome (42357877875324).

The spelling of 40005343525320 in words is "forty trillion, five billion, three hundred forty-three million, five hundred twenty-five thousand, three hundred twenty".