5101700066 has 4 divisors (see below), whose sum is σ = 7652550102. Its totient is φ = 2550850032.

The previous prime is 5101700063. The next prime is 5101700077. The reversal of 5101700066 is 6600071015.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 4057053025 + 1044647041 = 63695^2 + 32321^2 .

It is not an unprimeable number, because it can be changed into a prime (5101700063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1275425015 + ... + 1275425018.

Almost surely, 2^5101700066 is an apocalyptic number.

5101700066 is a deficient number, since it is larger than the sum of its proper divisors (2550850036).

5101700066 is a wasteful number, since it uses less digits than its factorization.

5101700066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2550850035.

The product of its (nonzero) digits is 1260, while the sum is 26.

The square root of 5101700066 is about 71426.1861364584. The cubic root of 5101700066 is about 1721.4918625277.

The spelling of 5101700066 in words is "five billion, one hundred one million, seven hundred thousand, sixty-six".