27453794401 has 16 divisors (see below), whose sum is σ = 31021337088. Its totient is φ = 24070377600.

The previous prime is 27453794341. The next prime is 27453794437. The reversal of 27453794401 is 10449735472.

It is a cyclic number.

It is not a de Polignac number, because 27453794401 - 2¹⁵ = 27453761633 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27453795401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37476 + ... + 237301.

It is an arithmetic number, because the mean of its divisors is an integer number (1938833568).

Almost surely, 2^27453794401 is an apocalyptic number.

It is an amenable number.

27453794401 is a deficient number, since it is larger than the sum of its proper divisors (3567542687).

27453794401 is a wasteful number, since it uses less digits than its factorization.

27453794401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275112.

The product of its (nonzero) digits is 846720, while the sum is 46.

The spelling of 27453794401 in words is "twenty-seven billion, four hundred fifty-three million, seven hundred ninety-four thousand, four hundred one".