27882560670426 has 192 divisors, whose sum is σ = 77975426753280. Its totient is φ = 7229214748800.

The previous prime is 27882560670403. The next prime is 27882560670493. The reversal of 27882560670426 is 62407606528872.

27882560670426 is a `hidden beast` number, since 2 + 7 + 8 + 8 + 2 + 560 + 67 + 0 + 4 + 2 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 24928836 + ... + 26023296.

It is an arithmetic number, because the mean of its divisors is an integer number (406122014340).

Almost surely, 2^{27882560670426} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 27882560670426, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38987713376640).

27882560670426 is an abundant number, since it is smaller than the sum of its proper divisors (50092866082854).

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

27882560670426 is a wasteful number, since it uses less digits than its factorization.

27882560670426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095058 (or 1095041 counting only the distinct ones).

The product of its (nonzero) digits is 108380160, while the sum is 63.

The spelling of 27882560670426 in words is "twenty-seven trillion, eight hundred eighty-two billion, five hundred sixty million, six hundred seventy thousand, four hundred twenty-six".