40134802431823 has 16 divisors (see below), whose sum is σ = 43850158480800. Its totient is φ = 36430610273280.

The previous prime is 40134802431799. The next prime is 40134802431827. The reversal of 40134802431823 is 32813420843104.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-40134802431823 is a prime.

It is a super-4 number, since 4×40134802431823⁴ (a number of 56 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

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 40134802431823.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40134802431827) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18605815 + ... + 20650567.

It is an arithmetic number, because the mean of its divisors is an integer number (2740634905050).

Almost surely, 2^{40134802431823} is an apocalyptic number.

40134802431823 is a deficient number, since it is larger than the sum of its proper divisors (3715356048977).

40134802431823 is a wasteful number, since it uses less digits than its factorization.

40134802431823 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2047482.

The product of its (nonzero) digits is 442368, while the sum is 43.

The spelling of 40134802431823 in words is "forty trillion, one hundred thirty-four billion, eight hundred two million, four hundred thirty-one thousand, eight hundred twenty-three".