27619990882 has 16 divisors (see below), whose sum is σ = 47854958112. Its totient is φ = 11816038720.

The previous prime is 27619990837. The next prime is 27619990883. The reversal of 27619990882 is 28809991672.

It is a self number, because there is not a number n which added to its sum of digits gives 27619990882.

It is not an unprimeable number, because it can be changed into a prime (27619990883) 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 7 ways as a sum of consecutive naturals, for example, 36924748 + ... + 36925495.

It is an arithmetic number, because the mean of its divisors is an integer number (2990934882).

Almost surely, 2^27619990882 is an apocalyptic number.

27619990882 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

27619990882 is a deficient number, since it is larger than the sum of its proper divisors (20234967230).

27619990882 is a wasteful number, since it uses less digits than its factorization.

27619990882 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73850273.

The product of its (nonzero) digits is 7838208, while the sum is 61.

The spelling of 27619990882 in words is "twenty-seven billion, six hundred nineteen million, nine hundred ninety thousand, eight hundred eighty-two".