52113420146652 has 12 divisors (see below), whose sum is σ = 121597980342216. Its totient is φ = 17371140048880.

The previous prime is 52113420146611. The next prime is 52113420146681. The reversal of 52113420146652 is 25664102431125.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×52113420146652² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 2171392506099 + ... + 2171392506122.

It is an arithmetic number, because the mean of its divisors is an integer number (10133165028518).

Almost surely, 2^{52113420146652} is an apocalyptic number.

It is an amenable number.

52113420146652 is an abundant number, since it is smaller than the sum of its proper divisors (69484560195564).

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

52113420146652 is a wasteful number, since it uses less digits than its factorization.

52113420146652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4342785012228 (or 4342785012226 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 42.

Adding to 52113420146652 its reverse (25664102431125), we get a palindrome (77777522577777).

The spelling of 52113420146652 in words is "fifty-two trillion, one hundred thirteen billion, four hundred twenty million, one hundred forty-six thousand, six hundred fifty-two".