27120732690264 has 64 divisors (see below), whose sum is σ = 68793858416640. Its totient is φ = 8908201877760.

The previous prime is 27120732690239. The next prime is 27120732690269. The reversal of 27120732690264 is 46209623702172.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27120732690269) 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, 5216032 + ... + 9024879.

It is an arithmetic number, because the mean of its divisors is an integer number (1074904037760).

Almost surely, 2^{27120732690264} is an apocalyptic number.

27120732690264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

27120732690264 is an abundant number, since it is smaller than the sum of its proper divisors (41673125726376).

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

27120732690264 is a wasteful number, since it uses less digits than its factorization.

27120732690264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14242080 (or 14242076 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 51.

The spelling of 27120732690264 in words is "twenty-seven trillion, one hundred twenty billion, seven hundred thirty-two million, six hundred ninety thousand, two hundred sixty-four".