53401122522 has 96 divisors (see below), whose sum is σ = 131252546880. Its totient is φ = 15542876160.

The previous prime is 53401122521. The next prime is 53401122527. The reversal of 53401122522 is 22522110435.

53401122522 is a `hidden beast` number, since 5 + 3 + 401 + 1 + 2 + 252 + 2 = 666.

It is not an unprimeable number, because it can be changed into a prime (53401122521) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1084113 + ... + 1132299.

It is an arithmetic number, because the mean of its divisors is an integer number (1367214030).

Almost surely, 2^53401122522 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53401122522, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65626273440).

53401122522 is an abundant number, since it is smaller than the sum of its proper divisors (77851424358).

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

53401122522 is a wasteful number, since it uses less digits than its factorization.

53401122522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48428 (or 48425 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 53401122522 its reverse (22522110435), we get a palindrome (75923232957).

The spelling of 53401122522 in words is "fifty-three billion, four hundred one million, one hundred twenty-two thousand, five hundred twenty-two".