40402533323 has 2 divisors, whose sum is σ = 40402533324. Its totient is φ = 40402533322.

The previous prime is 40402533307. The next prime is 40402533329. The reversal of 40402533323 is 32333520404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40402533323 - 2⁴ = 40402533307 is a prime.

It is a super-2 number, since 2×40402533323² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (40402533329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20201266661 + 20201266662.

It is an arithmetic number, because the mean of its divisors is an integer number (20201266662).

Almost surely, 2^40402533323 is an apocalyptic number.

40402533323 is a deficient number, since it is larger than the sum of its proper divisors (1).

40402533323 is an equidigital number, since it uses as much as digits as its factorization.

40402533323 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 29.

The spelling of 40402533323 in words is "forty billion, four hundred two million, five hundred thirty-three thousand, three hundred twenty-three".