40134618848 has 24 divisors (see below), whose sum is σ = 79020095112. Its totient is φ = 20066023296.

The previous prime is 40134618841. The next prime is 40134618851. The reversal of 40134618848 is 84881643104.

It is a super-2 number, since 2×40134618848² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40134618841) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 648386 + ... + 707582.

It is an arithmetic number, because the mean of its divisors is an integer number (3292503963).

Almost surely, 2^40134618848 is an apocalyptic number.

It is an amenable number.

40134618848 is a deficient number, since it is larger than the sum of its proper divisors (38885476264).

40134618848 is a wasteful number, since it uses less digits than its factorization.

40134618848 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80394 (or 80386 counting only the distinct ones).

The product of its (nonzero) digits is 589824, while the sum is 47.

The spelling of 40134618848 in words is "forty billion, one hundred thirty-four million, six hundred eighteen thousand, eight hundred forty-eight".