27748578036904 has 64 divisors (see below), whose sum is σ = 55319554506240. Its totient is φ = 13019601154560.

The previous prime is 27748578036859. The next prime is 27748578036961. The reversal of 27748578036904 is 40963087584772.

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 15 ways as a sum of consecutive naturals, for example, 126734884 + ... + 126953644.

It is an arithmetic number, because the mean of its divisors is an integer number (864368039160).

Almost surely, 2^{27748578036904} is an apocalyptic number.

It is an amenable number.

27748578036904 is a deficient number, since it is larger than the sum of its proper divisors (27570976469336).

27748578036904 is a wasteful number, since it uses less digits than its factorization.

27748578036904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231850 (or 231846 counting only the distinct ones).

The product of its (nonzero) digits is 568995840, while the sum is 70.

The spelling of 27748578036904 in words is "twenty-seven trillion, seven hundred forty-eight billion, five hundred seventy-eight million, thirty-six thousand, nine hundred four".