40481406837759 has 4 divisors (see below), whose sum is σ = 53975209117016. Its totient is φ = 26987604558504.

The previous prime is 40481406837653. The next prime is 40481406837829. The reversal of 40481406837759 is 95773860418404.

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

It is not a de Polignac number, because 40481406837759 - 2⁸ = 40481406837503 is a prime.

It is a super-2 number, since 2×40481406837759² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 40481406837759.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40481406837959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6746901139624 + ... + 6746901139629.

It is an arithmetic number, because the mean of its divisors is an integer number (13493802279254).

Almost surely, 2^{40481406837759} is an apocalyptic number.

40481406837759 is a deficient number, since it is larger than the sum of its proper divisors (13493802279257).

40481406837759 is a wasteful number, since it uses less digits than its factorization.

40481406837759 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13493802279256.

The product of its (nonzero) digits is 162570240, while the sum is 66.

The spelling of 40481406837759 in words is "forty trillion, four hundred eighty-one billion, four hundred six million, eight hundred thirty-seven thousand, seven hundred fifty-nine".