52133331442 has 8 divisors (see below), whose sum is σ = 78770800476. Its totient is φ = 25876397952.

The previous prime is 52133331427. The next prime is 52133331473. The reversal of 52133331442 is 24413333125.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 50597553721 + 1535777721 = 224939^2 + 39189^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95133543 + ... + 95134090.

Almost surely, 2^52133331442 is an apocalyptic number.

52133331442 is a deficient number, since it is larger than the sum of its proper divisors (26637469034).

52133331442 is a wasteful number, since it uses less digits than its factorization.

52133331442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 190267772.

The product of its digits is 25920, while the sum is 31.

Adding to 52133331442 its reverse (24413333125), we get a palindrome (76546664567).

The spelling of 52133331442 in words is "fifty-two billion, one hundred thirty-three million, three hundred thirty-one thousand, four hundred forty-two".