27397247191201 has 16 divisors (see below), whose sum is σ = 30356838288000. Its totient is φ = 24593857314048.

The previous prime is 27397247191189. The next prime is 27397247191207. The reversal of 27397247191201 is 10219174279372.

It is a cyclic number.

It is not a de Polignac number, because 27397247191201 - 2⁷ = 27397247191073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27397247191207) 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, 100249911 + ... + 100522828.

It is an arithmetic number, because the mean of its divisors is an integer number (1897302393000).

Almost surely, 2^{27397247191201} is an apocalyptic number.

It is an amenable number.

27397247191201 is a deficient number, since it is larger than the sum of its proper divisors (2959591096799).

27397247191201 is a wasteful number, since it uses less digits than its factorization.

27397247191201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200773128.

The product of its (nonzero) digits is 2667168, while the sum is 55.

The spelling of 27397247191201 in words is "twenty-seven trillion, three hundred ninety-seven billion, two hundred forty-seven million, one hundred ninety-one thousand, two hundred one".