40134618463544 has 32 divisors (see below), whose sum is σ = 82111729037040. Its totient is φ = 18238965888000.

The previous prime is 40134618463529. The next prime is 40134618463573. The reversal of 40134618463544 is 44536481643104.

It is a super-2 number, since 2×40134618463544² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 50131907 + ... + 50926194.

Almost surely, 2^{40134618463544} is an apocalyptic number.

40134618463544 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40134618463544 is an abundant number, since it is smaller than the sum of its proper divisors (41977110573496).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40134618463544 is a wasteful number, since it uses less digits than its factorization.

40134618463544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101062631 (or 101062627 counting only the distinct ones).

The product of its (nonzero) digits is 13271040, while the sum is 53.

The spelling of 40134618463544 in words is "forty trillion, one hundred thirty-four billion, six hundred eighteen million, four hundred sixty-three thousand, five hundred forty-four".