66011124 has 24 divisors (see below), whose sum is σ = 157304448. Its totient is φ = 21535360.

The previous prime is 66011123. The next prime is 66011131. The reversal of 66011124 is 42111066.

It is a self number, because there is not a number n which added to its sum of digits gives 66011124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66011123) 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, 57957 + ... + 59084.

It is an arithmetic number, because the mean of its divisors is an integer number (6554352).

Almost surely, 2^66011124 is an apocalyptic number.

It is an amenable number.

66011124 is an abundant number, since it is smaller than the sum of its proper divisors (91293324).

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

66011124 is a wasteful number, since it uses less digits than its factorization.

66011124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117095 (or 117093 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 66011124 is about 8124.7230106632. The cubic root of 66011124 is about 404.1467052080.

The spelling of 66011124 in words is "sixty-six million, eleven thousand, one hundred twenty-four".