27305621610252 has 48 divisors (see below), whose sum is σ = 63956284463232. Its totient is φ = 9067201534720.

The previous prime is 27305621610251. The next prime is 27305621610257. The reversal of 27305621610252 is 25201612650372.

It is a super-2 number, since 2×27305621610252² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (27305621610251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 798573 + ... + 7432964.

It is an arithmetic number, because the mean of its divisors is an integer number (1332422592984).

Almost surely, 2^{27305621610252} is an apocalyptic number.

It is an amenable number.

27305621610252 is an abundant number, since it is smaller than the sum of its proper divisors (36650662852980).

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

27305621610252 is a wasteful number, since it uses less digits than its factorization.

27305621610252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8232598 (or 8232596 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 27305621610252 in words is "twenty-seven trillion, three hundred five billion, six hundred twenty-one million, six hundred ten thousand, two hundred fifty-two".