52222323140 has 48 divisors (see below), whose sum is σ = 118123451712. Its totient is φ = 19278715776.

The previous prime is 52222323107. The next prime is 52222323151. The reversal of 52222323140 is 4132322225.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1854647 + ... + 1882593.

It is an arithmetic number, because the mean of its divisors is an integer number (2460905244).

Almost surely, 2^52222323140 is an apocalyptic number.

It is an amenable number.

52222323140 is an abundant number, since it is smaller than the sum of its proper divisors (65901128572).

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

52222323140 is a wasteful number, since it uses less digits than its factorization.

52222323140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35156 (or 35154 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 52222323140 its reverse (4132322225), we get a palindrome (56354645365).

The spelling of 52222323140 in words is "fifty-two billion, two hundred twenty-two million, three hundred twenty-three thousand, one hundred forty".