27292401157 has 16 divisors (see below), whose sum is σ = 32090553472. Its totient is φ = 22728625920.

The previous prime is 27292401107. The next prime is 27292401221. The reversal of 27292401157 is 75110429272.

It is a de Polignac number, because none of the positive numbers 2^k-27292401157 is a prime.

It is a super-2 number, since 2×27292401157² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27292401107) 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, 364344 + ... + 432817.

It is an arithmetic number, because the mean of its divisors is an integer number (2005659592).

Almost surely, 2^27292401157 is an apocalyptic number.

It is an amenable number.

27292401157 is a deficient number, since it is larger than the sum of its proper divisors (4798152315).

27292401157 is an equidigital number, since it uses as much as digits as its factorization.

27292401157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 797308.

The product of its (nonzero) digits is 70560, while the sum is 40.

The spelling of 27292401157 in words is "twenty-seven billion, two hundred ninety-two million, four hundred one thousand, one hundred fifty-seven".