27726870024 has 256 divisors, whose sum is σ = 92482560000. Its totient is φ = 7525267200.

The previous prime is 27726869999. The next prime is 27726870131. The reversal of 27726870024 is 42007862772.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5178949 + ... + 5184299.

It is an arithmetic number, because the mean of its divisors is an integer number (361260000).

Almost surely, 2^27726870024 is an apocalyptic number.

27726870024 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27726870024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46241280000).

27726870024 is an abundant number, since it is smaller than the sum of its proper divisors (64755689976).

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

27726870024 is a wasteful number, since it uses less digits than its factorization.

27726870024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5545 (or 5535 counting only the distinct ones).

The product of its (nonzero) digits is 526848, while the sum is 45.

The spelling of 27726870024 in words is "twenty-seven billion, seven hundred twenty-six million, eight hundred seventy thousand, twenty-four".