53322220242 has 16 divisors (see below), whose sum is σ = 118493822880. Its totient is φ = 17774073396.

The previous prime is 53322220207. The next prime is 53322220253. The reversal of 53322220242 is 24202222335.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 493724208 + ... + 493724315.

It is an arithmetic number, because the mean of its divisors is an integer number (7405863930).

Almost surely, 2^53322220242 is an apocalyptic number.

53322220242 is an abundant number, since it is smaller than the sum of its proper divisors (65171602638).

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

53322220242 is a wasteful number, since it uses less digits than its factorization.

53322220242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 987448534 (or 987448528 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 27.

Adding to 53322220242 its reverse (24202222335), we get a palindrome (77524442577).

The spelling of 53322220242 in words is "fifty-three billion, three hundred twenty-two million, two hundred twenty thousand, two hundred forty-two".