66196496 has 20 divisors (see below), whose sum is σ = 128636112. Its totient is φ = 33000096.

The previous prime is 66196477. The next prime is 66196517. The reversal of 66196496 is 69469166.

It is a self number, because there is not a number n which added to its sum of digits gives 66196496.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 410 + ... + 11513.

Almost surely, 2^66196496 is an apocalyptic number.

It is an amenable number.

66196496 is a deficient number, since it is larger than the sum of its proper divisors (62439616).

66196496 is a wasteful number, since it uses less digits than its factorization.

66196496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12278 (or 12272 counting only the distinct ones).

The product of its digits is 419904, while the sum is 47.

The square root of 66196496 is about 8136.1229095928. The cubic root of 66196496 is about 404.5246590038.

The spelling of 66196496 in words is "sixty-six million, one hundred ninety-six thousand, four hundred ninety-six".