40245383223 has 28 divisors (see below), whose sum is σ = 60360855048. Its totient is φ = 26821193040.

The previous prime is 40245383161. The next prime is 40245383251. The reversal of 40245383223 is 32238354204.

It is not a de Polignac number, because 40245383223 - 2⁹ = 40245382711 is a prime.

It is a super-2 number, since 2×40245383223² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40245383263) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 2683261 + ... + 2698217.

Almost surely, 2^40245383223 is an apocalyptic number.

40245383223 is a deficient number, since it is larger than the sum of its proper divisors (20115471825).

40245383223 is an equidigital number, since it uses as much as digits as its factorization.

40245383223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18666 (or 18651 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

The spelling of 40245383223 in words is "forty billion, two hundred forty-five million, three hundred eighty-three thousand, two hundred twenty-three".