27534661404040 has 64 divisors (see below), whose sum is σ = 73881824405760. Its totient is φ = 9030000756480.

The previous prime is 27534661404023. The next prime is 27534661404091. The reversal of 27534661404040 is 4040416643572.

It is a Harshad number since it is a multiple of its sum of digits (46).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2137777831 + ... + 2137790710.

It is an arithmetic number, because the mean of its divisors is an integer number (1154403506340).

Almost surely, 2^{27534661404040} is an apocalyptic number.

27534661404040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27534661404040 is an abundant number, since it is smaller than the sum of its proper divisors (46347163001720).

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

27534661404040 is a wasteful number, since it uses less digits than its factorization.

27534661404040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4275568582 (or 4275568578 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 46.

The spelling of 27534661404040 in words is "twenty-seven trillion, five hundred thirty-four billion, six hundred sixty-one million, four hundred four thousand, forty".