27143425260 has 144 divisors (see below), whose sum is σ = 95231275776. Its totient is φ = 6129438336.

The previous prime is 27143425259. The next prime is 27143425261. The reversal of 27143425260 is 6252434172.

It is an interprime number because it is at equal distance from previous prime (27143425259) and next prime (27143425261).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (27143425261) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25194 + ... + 234353.

It is an arithmetic number, because the mean of its divisors is an integer number (661328304).

Almost surely, 2^27143425260 is an apocalyptic number.

27143425260 is a gapful number since it is divisible by the number (20) 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 27143425260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47615637888).

27143425260 is an abundant number, since it is smaller than the sum of its proper divisors (68087850516).

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

27143425260 is a wasteful number, since it uses less digits than its factorization.

27143425260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259652 (or 259647 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 36.

The spelling of 27143425260 in words is "twenty-seven billion, one hundred forty-three million, four hundred twenty-five thousand, two hundred sixty".