55027358842512 has 160 divisors (see below), whose sum is σ = 163479023815680. Its totient is φ = 15623772341760.

The previous prime is 55027358842459. The next prime is 55027358842597. The reversal of 55027358842512 is 21524885372055.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 89488587 + ... + 90101397.

It is an arithmetic number, because the mean of its divisors is an integer number (1021743898848).

Almost surely, 2^{55027358842512} 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 55027358842512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81739511907840).

55027358842512 is an abundant number, since it is smaller than the sum of its proper divisors (108451664973168).

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

55027358842512 is a wasteful number, since it uses less digits than its factorization.

55027358842512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614501 (or 614495 counting only the distinct ones).

The product of its (nonzero) digits is 26880000, while the sum is 57.

The spelling of 55027358842512 in words is "fifty-five trillion, twenty-seven billion, three hundred fifty-eight million, eight hundred forty-two thousand, five hundred twelve".