66011098 has 8 divisors (see below), whose sum is σ = 99247680. Its totient is φ = 32928540.

The previous prime is 66011093. The next prime is 66011123. The reversal of 66011098 is 89011066.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (66011093) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37428 + ... + 39151.

It is an arithmetic number, because the mean of its divisors is an integer number (12405960).

Almost surely, 2^66011098 is an apocalyptic number.

66011098 is a deficient number, since it is larger than the sum of its proper divisors (33236582).

66011098 is a wasteful number, since it uses less digits than its factorization.

66011098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77012.

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 66011098 is about 8124.7214106085. The cubic root of 66011098 is about 404.1466521471.

The spelling of 66011098 in words is "sixty-six million, eleven thousand, ninety-eight".