40341356431 has 4 divisors (see below), whose sum is σ = 40431204000. Its totient is φ = 40251508864.

The previous prime is 40341356417. The next prime is 40341356441. The reversal of 40341356431 is 13465314304.

40341356431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40341356431 is a prime.

It is a super-2 number, since 2×40341356431² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40341356441) 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, 44923111 + ... + 44924008.

It is an arithmetic number, because the mean of its divisors is an integer number (10107801000).

Almost surely, 2^40341356431 is an apocalyptic number.

40341356431 is a deficient number, since it is larger than the sum of its proper divisors (89847569).

40341356431 is an equidigital number, since it uses as much as digits as its factorization.

40341356431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89847568.

The product of its (nonzero) digits is 51840, while the sum is 34.

The spelling of 40341356431 in words is "forty billion, three hundred forty-one million, three hundred fifty-six thousand, four hundred thirty-one".