66094488 has 64 divisors (see below), whose sum is σ = 184860000. Its totient is φ = 21879936.

The previous prime is 66094459. The next prime is 66094507. The reversal of 66094488 is 88449066.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 32938 + ... + 34886.

Almost surely, 2^66094488 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 66094488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92430000).

66094488 is an abundant number, since it is smaller than the sum of its proper divisors (118765512).

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

66094488 is a wasteful number, since it uses less digits than its factorization.

66094488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2121 (or 2111 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 45.

The square root of 66094488 is about 8129.8516591633. The cubic root of 66094488 is about 404.3167629759.

The spelling of 66094488 in words is "sixty-six million, ninety-four thousand, four hundred eighty-eight".