40481575680000 has 3840 divisors, whose sum is σ = 177711977963520. Its totient is φ = 7962624000000.

The previous prime is 40481575679971. The next prime is 40481575680059. The reversal of 40481575680000 is 8657518404.

It is a tau number, because it is divible by the number of its divisors (3840).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

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 319 ways as a sum of consecutive naturals, for example, 400807679950 + ... + 400807680050.

It is an arithmetic number, because the mean of its divisors is an integer number (46279160928).

Almost surely, 2^{40481575680000} is an apocalyptic number.

40481575680000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40481575680000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88855988981760).

40481575680000 is an abundant number, since it is smaller than the sum of its proper divisors (137230402283520).

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

40481575680000 is a wasteful number, since it uses less digits than its factorization.

40481575680000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234 (or 199 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 48.

The spelling of 40481575680000 in words is "forty trillion, four hundred eighty-one billion, five hundred seventy-five million, six hundred eighty thousand".