52121062364 has 12 divisors (see below), whose sum is σ = 104242124784. Its totient is φ = 22337598144.

The previous prime is 52121062291. The next prime is 52121062369. The reversal of 52121062364 is 46326012125.

52121062364 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 52121062364.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52121062369) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 930733229 + ... + 930733284.

It is an arithmetic number, because the mean of its divisors is an integer number (8686843732).

Almost surely, 2^52121062364 is an apocalyptic number.

It is an amenable number.

52121062364 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

52121062364 is a wasteful number, since it uses less digits than its factorization.

52121062364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1861466524 (or 1861466522 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 52121062364 its reverse (46326012125), we get a palindrome (98447074489).

The spelling of 52121062364 in words is "fifty-two billion, one hundred twenty-one million, sixty-two thousand, three hundred sixty-four".