66327051 has 16 divisors (see below), whose sum is σ = 103802624. Its totient is φ = 36876384.

The previous prime is 66327049. The next prime is 66327059. The reversal of 66327051 is 15072366.

It is not a de Polignac number, because 66327051 - 2¹ = 66327049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (66327059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41905 + ... + 43458.

It is an arithmetic number, because the mean of its divisors is an integer number (6487664).

Almost surely, 2^66327051 is an apocalyptic number.

66327051 is a deficient number, since it is larger than the sum of its proper divisors (37475573).

66327051 is a wasteful number, since it uses less digits than its factorization.

66327051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85410.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 66327051 is about 8144.1421279347. The cubic root of 66327051 is about 404.7904234997.

The spelling of 66327051 in words is "sixty-six million, three hundred twenty-seven thousand, fifty-one".