52666422362 has 4 divisors (see below), whose sum is σ = 78999633546. Its totient is φ = 26333211180.

The previous prime is 52666422359. The next prime is 52666422371. The reversal of 52666422362 is 26322466625.

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., 33236571481 + 19429850881 = 182309^2 + 139391^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13166605589 + ... + 13166605592.

Almost surely, 2^52666422362 is an apocalyptic number.

52666422362 is a deficient number, since it is larger than the sum of its proper divisors (26333211184).

52666422362 is a wasteful number, since it uses less digits than its factorization.

52666422362 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26333211183.

The product of its digits is 1244160, while the sum is 44.

Adding to 52666422362 its reverse (26322466625), we get a palindrome (78988888987).

The spelling of 52666422362 in words is "fifty-two billion, six hundred sixty-six million, four hundred twenty-two thousand, three hundred sixty-two".