66234848770 has 16 divisors (see below), whose sum is σ = 119523044088. Its totient is φ = 26427202560.

The previous prime is 66234848761. The next prime is 66234848777. The reversal of 66234848770 is 7784843266.

It can be written as a sum of positive squares in 4 ways, for example, as 39286014849 + 26948833921 = 198207^2 + 164161^2 .

It is not an unprimeable number, because it can be changed into a prime (66234848777) 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, 8337951 + ... + 8345890.

Almost surely, 2^66234848770 is an apocalyptic number.

66234848770 is a deficient number, since it is larger than the sum of its proper divisors (53288195318).

66234848770 is a wasteful number, since it uses less digits than its factorization.

66234848770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16684245.

The product of its (nonzero) digits is 10838016, while the sum is 55.

The spelling of 66234848770 in words is "sixty-six billion, two hundred thirty-four million, eight hundred forty-eight thousand, seven hundred seventy".