55647275664212 has 36 divisors (see below), whose sum is σ = 100858120979616. Its totient is φ = 26863784038560.

The previous prime is 55647275664173. The next prime is 55647275664271. The reversal of 55647275664212 is 21246657274655.

It is a happy number.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 417483137 + ... + 417616407.

It is an arithmetic number, because the mean of its divisors is an integer number (2801614471656).

Almost surely, 2^{55647275664212} is an apocalyptic number.

It is an amenable number.

55647275664212 is a deficient number, since it is larger than the sum of its proper divisors (45210845315404).

55647275664212 is a wasteful number, since it uses less digits than its factorization.

55647275664212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 257456 (or 257425 counting only the distinct ones).

The product of its digits is 169344000, while the sum is 62.

The spelling of 55647275664212 in words is "fifty-five trillion, six hundred forty-seven billion, two hundred seventy-five million, six hundred sixty-four thousand, two hundred twelve".