27486181382 has 32 divisors (see below), whose sum is σ = 46600945920. Its totient is φ = 12044075680.

The previous prime is 27486181363. The next prime is 27486181391. The reversal of 27486181382 is 28318168472.

It is a self number, because there is not a number n which added to its sum of digits gives 27486181382.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 379493 + ... + 446079.

It is an arithmetic number, because the mean of its divisors is an integer number (1456279560).

Almost surely, 2^27486181382 is an apocalyptic number.

27486181382 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

27486181382 is a deficient number, since it is larger than the sum of its proper divisors (19114764538).

27486181382 is a wasteful number, since it uses less digits than its factorization.

27486181382 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67276.

The product of its digits is 1032192, while the sum is 50.

The spelling of 27486181382 in words is "twenty-seven billion, four hundred eighty-six million, one hundred eighty-one thousand, three hundred eighty-two".