40254435340313 has 4 divisors (see below), whose sum is σ = 40256473456128. Its totient is φ = 40252397224500.

The previous prime is 40254435340289. The next prime is 40254435340321. The reversal of 40254435340313 is 31304353445204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 40254435340313 - 2²⁰ = 40254434291737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40254435340363) 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, 1019028281 + ... + 1019067782.

It is an arithmetic number, because the mean of its divisors is an integer number (10064118364032).

Almost surely, 2^{40254435340313} is an apocalyptic number.

It is an amenable number.

40254435340313 is a deficient number, since it is larger than the sum of its proper divisors (2038115815).

40254435340313 is a wasteful number, since it uses less digits than its factorization.

40254435340313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2038115814.

The product of its (nonzero) digits is 1036800, while the sum is 41.

Adding to 40254435340313 its reverse (31304353445204), we get a palindrome (71558788785517).

The spelling of 40254435340313 in words is "forty trillion, two hundred fifty-four billion, four hundred thirty-five million, three hundred forty thousand, three hundred thirteen".