51339508066 has 16 divisors (see below), whose sum is σ = 96011547840. Its totient is φ = 20002405680.

The previous prime is 51339508013. The next prime is 51339508067. The reversal of 51339508066 is 66080593315.

51339508066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (51339508067) 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, 166686561 + ... + 166686868.

It is an arithmetic number, because the mean of its divisors is an integer number (6000721740).

Almost surely, 2^51339508066 is an apocalyptic number.

51339508066 is a deficient number, since it is larger than the sum of its proper divisors (44672039774).

51339508066 is a wasteful number, since it uses less digits than its factorization.

51339508066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 333373449.

The product of its (nonzero) digits is 583200, while the sum is 46.

The spelling of 51339508066 in words is "fifty-one billion, three hundred thirty-nine million, five hundred eight thousand, sixty-six".