27590781055 has 8 divisors (see below), whose sum is σ = 33109880544. Its totient is φ = 22071996000.

The previous prime is 27590781007. The next prime is 27590781077. The reversal of 27590781055 is 55018709572.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 27590781055 - 2⁷ = 27590780927 is a prime.

It is a super-2 number, since 2×27590781055² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 212350 + ... + 316660.

It is an arithmetic number, because the mean of its divisors is an integer number (4138735068).

Almost surely, 2^27590781055 is an apocalyptic number.

27590781055 is a deficient number, since it is larger than the sum of its proper divisors (5519099489).

27590781055 is a wasteful number, since it uses less digits than its factorization.

27590781055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157217.

The product of its (nonzero) digits is 882000, while the sum is 49.

The spelling of 27590781055 in words is "twenty-seven billion, five hundred ninety million, seven hundred eighty-one thousand, fifty-five".