55671517206 has 24 divisors (see below), whose sum is σ = 120825052920. Its totient is φ = 18525875136.

The previous prime is 55671517147. The next prime is 55671517247. The reversal of 55671517206 is 60271517655.

55671517206 is a `hidden beast` number, since 5 + 567 + 15 + 1 + 72 + 0 + 6 = 666.

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, 2597136 + ... + 2618483.

It is an arithmetic number, because the mean of its divisors is an integer number (5034377205).

Almost surely, 2^55671517206 is an apocalyptic number.

55671517206 is an abundant number, since it is smaller than the sum of its proper divisors (65153535714).

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

55671517206 is a wasteful number, since it uses less digits than its factorization.

55671517206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5216220 (or 5216217 counting only the distinct ones).

The product of its (nonzero) digits is 441000, while the sum is 45.

The spelling of 55671517206 in words is "fifty-five billion, six hundred seventy-one million, five hundred seventeen thousand, two hundred six".