55570253430066 has 16 divisors (see below), whose sum is σ = 111140580600000. Its totient is φ = 18523405520048.

The previous prime is 55570253430047. The next prime is 55570253430073. The reversal of 55570253430066 is 66003435207555.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14152435 + ... + 17647433.

It is an arithmetic number, because the mean of its divisors is an integer number (6946286287500).

Almost surely, 2^{55570253430066} is an apocalyptic number.

55570253430066 is an abundant number, since it is smaller than the sum of its proper divisors (55570327169934).

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

55570253430066 is a wasteful number, since it uses less digits than its factorization.

55570253430066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6144993.

The product of its (nonzero) digits is 11340000, while the sum is 51.

The spelling of 55570253430066 in words is "fifty-five trillion, five hundred seventy billion, two hundred fifty-three million, four hundred thirty thousand, sixty-six".