66051063 has 24 divisors (see below), whose sum is σ = 103346880. Its totient is φ = 40409280.

The previous prime is 66051061. The next prime is 66051077. The reversal of 66051063 is 36015066.

It is not a de Polignac number, because 66051063 - 2¹ = 66051061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66051061) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19618 + ... + 22736.

It is an arithmetic number, because the mean of its divisors is an integer number (4306120).

Almost surely, 2^66051063 is an apocalyptic number.

66051063 is a deficient number, since it is larger than the sum of its proper divisors (37295817).

66051063 is a wasteful number, since it uses less digits than its factorization.

66051063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3319 (or 3316 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 66051063 is about 8127.1805074085. The cubic root of 66051063 is about 404.2281963267.

The spelling of 66051063 in words is "sixty-six million, fifty-one thousand, sixty-three".