53546313444 has 48 divisors (see below), whose sum is σ = 136255499520. Its totient is φ = 16267230720.

The previous prime is 53546313427. The next prime is 53546313449. The reversal of 53546313444 is 44431364535.

It is a super-2 number, since 2×53546313444² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 53546313396 and 53546313405.

It is not an unprimeable number, because it can be changed into a prime (53546313449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2160117 + ... + 2184764.

It is an arithmetic number, because the mean of its divisors is an integer number (2838656240).

Almost surely, 2^53546313444 is an apocalyptic number.

It is an amenable number.

53546313444 is an abundant number, since it is smaller than the sum of its proper divisors (82709186076).

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

53546313444 is a wasteful number, since it uses less digits than its factorization.

53546313444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4344980 (or 4344978 counting only the distinct ones).

The product of its digits is 1036800, while the sum is 42.

Adding to 53546313444 its reverse (44431364535), we get a palindrome (97977677979).

The spelling of 53546313444 in words is "fifty-three billion, five hundred forty-six million, three hundred thirteen thousand, four hundred forty-four".