27426401363 has 4 divisors (see below), whose sum is σ = 27943880688. Its totient is φ = 26908922040.

The previous prime is 27426401339. The next prime is 27426401369. The reversal of 27426401363 is 36310462472.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27426401363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27426401369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 258739583 + ... + 258739688.

It is an arithmetic number, because the mean of its divisors is an integer number (6985970172).

Almost surely, 2^27426401363 is an apocalyptic number.

27426401363 is a deficient number, since it is larger than the sum of its proper divisors (517479325).

27426401363 is an equidigital number, since it uses as much as digits as its factorization.

27426401363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517479324.

The product of its (nonzero) digits is 145152, while the sum is 38.

The spelling of 27426401363 in words is "twenty-seven billion, four hundred twenty-six million, four hundred one thousand, three hundred sixty-three".