27418882372 has 72 divisors (see below), whose sum is σ = 57111264000. Its totient is φ = 11479418496.

The previous prime is 27418882367. The next prime is 27418882409. The reversal of 27418882372 is 27328881472.

It is a super-2 number, since 2×27418882372² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5515504 + ... + 5520472.

It is an arithmetic number, because the mean of its divisors is an integer number (793212000).

Almost surely, 2^27418882372 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27418882372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (28555632000).

27418882372 is an abundant number, since it is smaller than the sum of its proper divisors (29692381628).

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

27418882372 is a wasteful number, since it uses less digits than its factorization.

27418882372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5633 (or 5624 counting only the distinct ones).

The product of its digits is 2408448, while the sum is 52.

The spelling of 27418882372 in words is "twenty-seven billion, four hundred eighteen million, eight hundred eighty-two thousand, three hundred seventy-two".