27267225020 has 72 divisors (see below), whose sum is σ = 67256882784. Its totient is φ = 9257963904.

The previous prime is 27267225001. The next prime is 27267225023. The reversal of 27267225020 is 2052276272.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27267225023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34127 + ... + 236006.

It is an arithmetic number, because the mean of its divisors is an integer number (934123372).

Almost surely, 2^27267225020 is an apocalyptic number.

27267225020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

27267225020 is an abundant number, since it is smaller than the sum of its proper divisors (39989657764).

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

27267225020 is a wasteful number, since it uses less digits than its factorization.

27267225020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270259 (or 270250 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 35.

The spelling of 27267225020 in words is "twenty-seven billion, two hundred sixty-seven million, two hundred twenty-five thousand, twenty".