66051118 has 12 divisors (see below), whose sum is σ = 115252632. Its totient is φ = 28307580.

The previous prime is 66051109. The next prime is 66051127. The reversal of 66051118 is 81115066.

It is an interprime number because it is at equal distance from previous prime (66051109) and next prime (66051127).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 336898 + ... + 337093.

It is an arithmetic number, because the mean of its divisors is an integer number (9604386).

Almost surely, 2^66051118 is an apocalyptic number.

66051118 is a deficient number, since it is larger than the sum of its proper divisors (49201514).

66051118 is a wasteful number, since it uses less digits than its factorization.

66051118 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674007 (or 674000 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 28.

The square root of 66051118 is about 8127.1838911151. The cubic root of 66051118 is about 404.2283085254.

The spelling of 66051118 in words is "sixty-six million, fifty-one thousand, one hundred eighteen".