27160770672 has 120 divisors (see below), whose sum is σ = 87555792896. Its totient is φ = 7699079808.

The previous prime is 27160770667. The next prime is 27160770677. The reversal of 27160770672 is 27607706172.

It is an interprime number because it is at equal distance from previous prime (27160770667) and next prime (27160770677).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27160770677) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21933 + ... + 234099.

Almost surely, 2^27160770672 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 27160770672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43777896448).

27160770672 is an abundant number, since it is smaller than the sum of its proper divisors (60395022224).

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

27160770672 is a wasteful number, since it uses less digits than its factorization.

27160770672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212315 (or 212306 counting only the distinct ones).

The product of its (nonzero) digits is 345744, while the sum is 45.

The spelling of 27160770672 in words is "twenty-seven billion, one hundred sixty million, seven hundred seventy thousand, six hundred seventy-two".