27518142704 has 80 divisors (see below), whose sum is σ = 58208274432. Its totient is φ = 12526335744.

The previous prime is 27518142683. The next prime is 27518142763. The reversal of 27518142704 is 40724181572.

It is a congruent number.

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, 14897909 + ... + 14899755.

Almost surely, 2^27518142704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27518142704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29104137216).

27518142704 is an abundant number, since it is smaller than the sum of its proper divisors (30690131728).

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

27518142704 is a wasteful number, since it uses less digits than its factorization.

27518142704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2814 (or 2808 counting only the distinct ones).

The product of its (nonzero) digits is 125440, while the sum is 41.

The spelling of 27518142704 in words is "twenty-seven billion, five hundred eighteen million, one hundred forty-two thousand, seven hundred four".