40431537192941 has 2 divisors, whose sum is σ = 40431537192942. Its totient is φ = 40431537192940.

The previous prime is 40431537192911. The next prime is 40431537192971. The reversal of 40431537192941 is 14929173513404.

It is a balanced prime because it is at equal distance from previous prime (40431537192911) and next prime (40431537192971).

It can be written as a sum of positive squares in only one way, i.e., 39518146031716 + 913391161225 = 6286346^2 + 955715^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40431537192941 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40431537192911) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20215768596470 + 20215768596471.

It is an arithmetic number, because the mean of its divisors is an integer number (20215768596471).

Almost surely, 2^{40431537192941} is an apocalyptic number.

It is an amenable number.

40431537192941 is a deficient number, since it is larger than the sum of its proper divisors (1).

40431537192941 is an equidigital number, since it uses as much as digits as its factorization.

40431537192941 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3265920, while the sum is 53.

The spelling of 40431537192941 in words is "forty trillion, four hundred thirty-one billion, five hundred thirty-seven million, one hundred ninety-two thousand, nine hundred forty-one".