55694466 has 40 divisors (see below), whose sum is σ = 126933840. Its totient is φ = 18247032.

The previous prime is 55694449. The next prime is 55694497. The reversal of 55694466 is 66449655.

55694466 is a `hidden beast` number, since 556 + 94 + 4 + 6 + 6 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 6645 + ... + 12471.

It is an arithmetic number, because the mean of its divisors is an integer number (3173346).

Almost surely, 2^55694466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 55694466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63466920).

55694466 is an abundant number, since it is smaller than the sum of its proper divisors (71239374).

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

55694466 is a wasteful number, since it uses less digits than its factorization.

55694466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5900 (or 5891 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The square root of 55694466 is about 7462.8725032657. The cubic root of 55694466 is about 381.8891750180.

The spelling of 55694466 in words is "fifty-five million, six hundred ninety-four thousand, four hundred sixty-six".