27212430272 has 14 divisors (see below), whose sum is σ = 53999666448. Its totient is φ = 13606215104.

The previous prime is 27212430209. The next prime is 27212430283. The reversal of 27212430272 is 27203421272.

It is a super-2 number, since 2×27212430272² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212597048 + ... + 212597175.

It is an arithmetic number, because the mean of its divisors is an integer number (3857119032).

Almost surely, 2^27212430272 is an apocalyptic number.

It is an amenable number.

27212430272 is a deficient number, since it is larger than the sum of its proper divisors (26787236176).

27212430272 is an equidigital number, since it uses as much as digits as its factorization.

27212430272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 425194235 (or 425194225 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 32.

The spelling of 27212430272 in words is "twenty-seven billion, two hundred twelve million, four hundred thirty thousand, two hundred seventy-two".