52661333859 has 8 divisors (see below), whose sum is σ = 70216369152. Its totient is φ = 35106927240.

The previous prime is 52661333821. The next prime is 52661333867. The reversal of 52661333859 is 95833316625.

52661333859 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52661333859 - 2²³ = 52652945251 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52661331859) 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, 97014 + ... + 338724.

It is an arithmetic number, because the mean of its divisors is an integer number (8777046144).

Almost surely, 2^52661333859 is an apocalyptic number.

52661333859 is a deficient number, since it is larger than the sum of its proper divisors (17555035293).

52661333859 is a wasteful number, since it uses less digits than its factorization.

52661333859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314337.

The product of its digits is 3499200, while the sum is 51.

The spelling of 52661333859 in words is "fifty-two billion, six hundred sixty-one million, three hundred thirty-three thousand, eight hundred fifty-nine".