40503642231 has 16 divisors (see below), whose sum is σ = 58172567040. Its totient is φ = 24919536480.

The previous prime is 40503642227. The next prime is 40503642241. The reversal of 40503642231 is 13224630504.

40503642231 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40503642231 - 2² = 40503642227 is a prime.

It is a super-2 number, since 2×40503642231² (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 (40503642211) 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, 52990 + ... + 289508.

It is an arithmetic number, because the mean of its divisors is an integer number (3635785440).

Almost surely, 2^40503642231 is an apocalyptic number.

40503642231 is a deficient number, since it is larger than the sum of its proper divisors (17668924809).

40503642231 is a wasteful number, since it uses less digits than its factorization.

40503642231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240926.

The product of its (nonzero) digits is 17280, while the sum is 30.

The spelling of 40503642231 in words is "forty billion, five hundred three million, six hundred forty-two thousand, two hundred thirty-one".