40695163013 has 4 divisors (see below), whose sum is σ = 40703658348. Its totient is φ = 40686667680.

The previous prime is 40695162961. The next prime is 40695163039. The reversal of 40695163013 is 31036159604.

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

It can be written as a sum of positive squares in 2 ways, for example, as 32781637249 + 7913525764 = 181057^2 + 88958^2 .

It is a cyclic number.

It is not a de Polignac number, because 40695163013 - 2⁸ = 40695162757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40695163213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4240478 + ... + 4250063.

It is an arithmetic number, because the mean of its divisors is an integer number (10175914587).

Almost surely, 2^40695163013 is an apocalyptic number.

It is an amenable number.

40695163013 is a deficient number, since it is larger than the sum of its proper divisors (8495335).

40695163013 is an equidigital number, since it uses as much as digits as its factorization.

40695163013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8495334.

The product of its (nonzero) digits is 58320, while the sum is 38.

It can be divided in two parts, 406951 and 63013, that added together give a palindrome (469964).

The spelling of 40695163013 in words is "forty billion, six hundred ninety-five million, one hundred sixty-three thousand, thirteen".