52513222454 has 48 divisors (see below), whose sum is σ = 100817698464. Its totient is φ = 20073630720.

The previous prime is 52513222451. The next prime is 52513222459. The reversal of 52513222454 is 45422231525.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52513222451) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 202667 + ... + 382230.

It is an arithmetic number, because the mean of its divisors is an integer number (2100368718).

Almost surely, 2^52513222454 is an apocalyptic number.

52513222454 is a deficient number, since it is larger than the sum of its proper divisors (48304476010).

52513222454 is a wasteful number, since it uses less digits than its factorization.

52513222454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584981 (or 584970 counting only the distinct ones).

The product of its digits is 96000, while the sum is 35.

Adding to 52513222454 its reverse (45422231525), we get a palindrome (97935453979).

The spelling of 52513222454 in words is "fifty-two billion, five hundred thirteen million, two hundred twenty-two thousand, four hundred fifty-four".