66376296 has 192 divisors, whose sum is σ = 222842880. Its totient is φ = 17418240.

The previous prime is 66376283. The next prime is 66376307. The reversal of 66376296 is 69267366.

66376296 is a `hidden beast` number, since 6 + 637 + 6 + 2 + 9 + 6 = 666.

It is a nude number because it is divisible by every one of its digits.

Its product of digits (489888) is a multiple of the sum of its prime factors (224).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 522585 + ... + 522711.

It is an arithmetic number, because the mean of its divisors is an integer number (1160640).

Almost surely, 2^66376296 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 66376296, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111421440).

66376296 is an abundant number, since it is smaller than the sum of its proper divisors (156466584).

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

66376296 is a wasteful number, since it uses less digits than its factorization.

66376296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224 (or 217 counting only the distinct ones).

The product of its digits is 489888, while the sum is 45.

The square root of 66376296 is about 8147.1649056589. The cubic root of 66376296 is about 404.8905785786.

The spelling of 66376296 in words is "sixty-six million, three hundred seventy-six thousand, two hundred ninety-six".