40431130202 has 8 divisors (see below), whose sum is σ = 60694190676. Its totient is φ = 20199733312.

The previous prime is 40431130151. The next prime is 40431130231. The reversal of 40431130202 is 20203113404.

It can be written as a sum of positive squares in 2 ways, for example, as 35449734961 + 4981395241 = 188281^2 + 70579^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40431130202² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7912703 + ... + 7917810.

Almost surely, 2^40431130202 is an apocalyptic number.

40431130202 is a deficient number, since it is larger than the sum of its proper divisors (20263060474).

40431130202 is a wasteful number, since it uses less digits than its factorization.

40431130202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15831792.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 40431130202 its reverse (20203113404), we get a palindrome (60634243606).

The spelling of 40431130202 in words is "forty billion, four hundred thirty-one million, one hundred thirty thousand, two hundred two".