40681400595954 has 8 divisors (see below), whose sum is σ = 81362801191920. Its totient is φ = 13560466865316.

The previous prime is 40681400595893. The next prime is 40681400595967. The reversal of 40681400595954 is 45959500418604.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

40681400595954 is an admirable number.

It is a super-2 number, since 2×40681400595954² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3390116716324 + ... + 3390116716335.

It is an arithmetic number, because the mean of its divisors is an integer number (10170350148990).

Almost surely, 2^{40681400595954} is an apocalyptic number.

40681400595954 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40681400595954 is a wasteful number, since it uses less digits than its factorization.

40681400595954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6780233432664.

The product of its (nonzero) digits is 31104000, while the sum is 60.

The spelling of 40681400595954 in words is "forty trillion, six hundred eighty-one billion, four hundred million, five hundred ninety-five thousand, nine hundred fifty-four".