66119244 has 24 divisors (see below), whose sum is σ = 154613760. Its totient is φ = 21991824.

The previous prime is 66119233. The next prime is 66119281. The reversal of 66119244 is 44291166.

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, 4 + ... + 11499.

It is an arithmetic number, because the mean of its divisors is an integer number (6442240).

Almost surely, 2^66119244 is an apocalyptic number.

It is an amenable number.

66119244 is an abundant number, since it is smaller than the sum of its proper divisors (88494516).

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

66119244 is a wasteful number, since it uses less digits than its factorization.

66119244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11989 (or 11987 counting only the distinct ones).

The product of its digits is 10368, while the sum is 33.

The square root of 66119244 is about 8131.3740536271. The cubic root of 66119244 is about 404.3672362537.

The spelling of 66119244 in words is "sixty-six million, one hundred nineteen thousand, two hundred forty-four".