40013881436495 has 16 divisors (see below), whose sum is σ = 48127899072000. Its totient is φ = 31936949902368.

The previous prime is 40013881436437. The next prime is 40013881436519. The reversal of 40013881436495 is 59463418831004.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 40013881436495 - 2¹⁰ = 40013881435471 is a prime.

It is a super-2 number, since 2×40013881436495² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40013881436495.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58571996 + ... + 59251214.

It is an arithmetic number, because the mean of its divisors is an integer number (3007993692000).

Almost surely, 2^{40013881436495} is an apocalyptic number.

40013881436495 is a deficient number, since it is larger than the sum of its proper divisors (8114017635505).

40013881436495 is a wasteful number, since it uses less digits than its factorization.

40013881436495 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 706502.

The product of its (nonzero) digits is 9953280, while the sum is 56.

The spelling of 40013881436495 in words is "forty trillion, thirteen billion, eight hundred eighty-one million, four hundred thirty-six thousand, four hundred ninety-five".