27312361571442 has 16 divisors (see below), whose sum is σ = 54624787424352. Its totient is φ = 9104109810240.

The previous prime is 27312361571419. The next prime is 27312361571449. The reversal of 27312361571442 is 24417516321372.

It is a junction number, because it is equal to n+sod(n) for n = 27312361571391 and 27312361571400.

It is not an unprimeable number, because it can be changed into a prime (27312361571449) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4206517 + ... + 8504087.

It is an arithmetic number, because the mean of its divisors is an integer number (3414049214022).

Almost surely, 2^{27312361571442} is an apocalyptic number.

27312361571442 is an abundant number, since it is smaller than the sum of its proper divisors (27312425852910).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

27312361571442 is a wasteful number, since it uses less digits than its factorization.

27312361571442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5356793.

The product of its digits is 1693440, while the sum is 48.

The spelling of 27312361571442 in words is "twenty-seven trillion, three hundred twelve billion, three hundred sixty-one million, five hundred seventy-one thousand, four hundred forty-two".