27755280030 has 16 divisors (see below), whose sum is σ = 66612672144. Its totient is φ = 7401408000.

The previous prime is 27755280023. The next prime is 27755280071. The reversal of 27755280030 is 3008255772.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 462587971 + ... + 462588030.

It is an arithmetic number, because the mean of its divisors is an integer number (4163292009).

Almost surely, 2^27755280030 is an apocalyptic number.

27755280030 is an abundant number, since it is smaller than the sum of its proper divisors (38857392114).

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

27755280030 is a wasteful number, since it uses less digits than its factorization.

27755280030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 925176011.

The product of its (nonzero) digits is 117600, while the sum is 39.

The spelling of 27755280030 in words is "twenty-seven billion, seven hundred fifty-five million, two hundred eighty thousand, thirty".