40323244152345 has 128 divisors (see below), whose sum is σ = 81463670784000. Its totient is φ = 16543869788160.

The previous prime is 40323244152293. The next prime is 40323244152371. The reversal of 40323244152345 is 54325144232304.

It is not a de Polignac number, because 40323244152345 - 2⁶ = 40323244152281 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 40323244152297 and 40323244152306.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 1252686511 + ... + 1252718699.

It is an arithmetic number, because the mean of its divisors is an integer number (636434928000).

Almost surely, 2^{40323244152345} is an apocalyptic number.

It is an amenable number.

40323244152345 is an abundant number, since it is smaller than the sum of its proper divisors (41140426631655).

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

40323244152345 is a wasteful number, since it uses less digits than its factorization.

40323244152345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46023.

The product of its (nonzero) digits is 1382400, while the sum is 42.

Adding to 40323244152345 its reverse (54325144232304), we get a palindrome (94648388384649).

The spelling of 40323244152345 in words is "forty trillion, three hundred twenty-three billion, two hundred forty-four million, one hundred fifty-two thousand, three hundred forty-five".