27872415122 has 8 divisors (see below), whose sum is σ = 41814059376. Its totient is φ = 13934395332.

The previous prime is 27872415121. The next prime is 27872415139. The reversal of 27872415122 is 22151427872.

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

It is a self number, because there is not a number n which added to its sum of digits gives 27872415122.

It is not an unprimeable number, because it can be changed into a prime (27872415121) 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 3 ways as a sum of consecutive naturals, for example, 886808 + ... + 917699.

It is an arithmetic number, because the mean of its divisors is an integer number (5226757422).

Almost surely, 2^27872415122 is an apocalyptic number.

27872415122 is a deficient number, since it is larger than the sum of its proper divisors (13941644254).

27872415122 is a wasteful number, since it uses less digits than its factorization.

27872415122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1812232.

The product of its digits is 125440, while the sum is 41.

The spelling of 27872415122 in words is "twenty-seven billion, eight hundred seventy-two million, four hundred fifteen thousand, one hundred twenty-two".