66113446 has 48 divisors (see below), whose sum is σ = 122340240. Its totient is φ = 26671680.

The previous prime is 66113363. The next prime is 66113449. The reversal of 66113446 is 64431166.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66113449) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 121936 + ... + 122476.

It is an arithmetic number, because the mean of its divisors is an integer number (2548755).

Almost surely, 2^66113446 is an apocalyptic number.

66113446 is a deficient number, since it is larger than the sum of its proper divisors (56226794).

66113446 is a wasteful number, since it uses less digits than its factorization.

66113446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 629 (or 622 counting only the distinct ones).

The product of its digits is 10368, while the sum is 31.

The square root of 66113446 is about 8131.0175255007. The cubic root of 66113446 is about 404.3554162468.

The spelling of 66113446 in words is "sixty-six million, one hundred thirteen thousand, four hundred forty-six".