40225013500231 has 4 divisors (see below), whose sum is σ = 45971444000272. Its totient is φ = 34478583000192.

The previous prime is 40225013500229. The next prime is 40225013500237. The reversal of 40225013500231 is 13200531052204.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 40225013500231 - 2¹ = 40225013500229 is a prime.

It is a super-2 number, since 2×40225013500231² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40225013500231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40225013500237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2873215250010 + ... + 2873215250023.

It is an arithmetic number, because the mean of its divisors is an integer number (11492861000068).

Almost surely, 2^{40225013500231} is an apocalyptic number.

40225013500231 is a deficient number, since it is larger than the sum of its proper divisors (5746430500041).

40225013500231 is an equidigital number, since it uses as much as digits as its factorization.

40225013500231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5746430500040.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 40225013500231 its reverse (13200531052204), we get a palindrome (53425544552435).

The spelling of 40225013500231 in words is "forty trillion, two hundred twenty-five billion, thirteen million, five hundred thousand, two hundred thirty-one".