53440522212 has 96 divisors (see below), whose sum is σ = 160824222720. Its totient is φ = 13402005120.

The previous prime is 53440522171. The next prime is 53440522237. The reversal of 53440522212 is 21222504435.

It is a self number, because there is not a number n which added to its sum of digits gives 53440522212.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 970378 + ... + 1023969.

It is an arithmetic number, because the mean of its divisors is an integer number (1675252320).

Almost surely, 2^53440522212 is an apocalyptic number.

It is an amenable number.

53440522212 is an abundant number, since it is smaller than the sum of its proper divisors (107383700508).

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

53440522212 is a wasteful number, since it uses less digits than its factorization.

53440522212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1994401 (or 1994399 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 30.

The spelling of 53440522212 in words is "fifty-three billion, four hundred forty million, five hundred twenty-two thousand, two hundred twelve".