55172441466 has 32 divisors (see below), whose sum is σ = 122793261120. Its totient is φ = 18362638512.

The previous prime is 55172441459. The next prime is 55172441501. The reversal of 55172441466 is 66414427155.

55172441466 is a `hidden beast` number, since 5 + 5 + 172 + 4 + 414 + 66 = 666.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 747060 + ... + 817583.

It is an arithmetic number, because the mean of its divisors is an integer number (3837289410).

Almost surely, 2^55172441466 is an apocalyptic number.

55172441466 is an abundant number, since it is smaller than the sum of its proper divisors (67620819654).

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

55172441466 is a wasteful number, since it uses less digits than its factorization.

55172441466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1565307 (or 1565301 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The spelling of 55172441466 in words is "fifty-five billion, one hundred seventy-two million, four hundred forty-one thousand, four hundred sixty-six".