52021242342 has 24 divisors (see below), whose sum is σ = 113131708560. Its totient is φ = 17275950000.

The previous prime is 52021242341. The next prime is 52021242409. The reversal of 52021242342 is 24324212025.

52021242342 is a `hidden beast` number, since 5 + 20 + 212 + 423 + 4 + 2 = 666.

52021242342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52021242341) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5367034 + ... + 5376717.

It is an arithmetic number, because the mean of its divisors is an integer number (4713821190).

Almost surely, 2^52021242342 is an apocalyptic number.

52021242342 is an abundant number, since it is smaller than the sum of its proper divisors (61110466218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52021242342 is a wasteful number, since it uses less digits than its factorization.

52021242342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10744028 (or 10744025 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 52021242342 its reverse (24324212025), we get a palindrome (76345454367).

The spelling of 52021242342 in words is "fifty-two billion, twenty-one million, two hundred forty-two thousand, three hundred forty-two".