66100496 has 40 divisors (see below), whose sum is σ = 159674304. Its totient is φ = 25752960.

The previous prime is 66100429. The next prime is 66100499. The reversal of 66100496 is 69400166.

It is not an unprimeable number, because it can be changed into a prime (66100499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25595 + ... + 28058.

Almost surely, 2^66100496 is an apocalyptic number.

It is an amenable number.

66100496 is an abundant number, since it is smaller than the sum of its proper divisors (93573808).

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

66100496 is a wasteful number, since it uses less digits than its factorization.

66100496 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53679 (or 53673 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 32.

The square root of 66100496 is about 8130.2211532036. The cubic root of 66100496 is about 404.3290134251.

The spelling of 66100496 in words is "sixty-six million, one hundred thousand, four hundred ninety-six".