27153501201 has 6 divisors (see below), whose sum is σ = 39221723970. Its totient is φ = 18102334128.

The previous prime is 27153501181. The next prime is 27153501233. The reversal of 27153501201 is 10210535172.

27153501201 is a `hidden beast` number, since 2 + 7 + 1 + 535 + 0 + 120 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 16090668801 + 11062832400 = 126849^2 + 105180^2 .

It is not a de Polignac number, because 27153501201 - 2²⁵ = 27119946769 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (27153501301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1508527836 + ... + 1508527853.

It is an arithmetic number, because the mean of its divisors is an integer number (6536953995).

Almost surely, 2^27153501201 is an apocalyptic number.

It is an amenable number.

27153501201 is a deficient number, since it is larger than the sum of its proper divisors (12068222769).

27153501201 is a wasteful number, since it uses less digits than its factorization.

27153501201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3017055695 (or 3017055692 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 27.

The spelling of 27153501201 in words is "twenty-seven billion, one hundred fifty-three million, five hundred one thousand, two hundred one".