27500250060 has 120 divisors (see below), whose sum is σ = 86352734160. Its totient is φ = 7326308736.

The previous prime is 27500250053. The next prime is 27500250091. The reversal of 27500250060 is 6005200572.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1788927 + ... + 1804233.

It is an arithmetic number, because the mean of its divisors is an integer number (719606118).

Almost surely, 2^27500250060 is an apocalyptic number.

27500250060 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 27500250060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43176367080).

27500250060 is an abundant number, since it is smaller than the sum of its proper divisors (58852484100).

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

27500250060 is a wasteful number, since it uses less digits than its factorization.

27500250060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16437 (or 16426 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The spelling of 27500250060 in words is "twenty-seven billion, five hundred million, two hundred fifty thousand, sixty".