52113063444 has 96 divisors (see below), whose sum is σ = 136525302144. Its totient is φ = 15366274560.

The previous prime is 52113063437. The next prime is 52113063451. The reversal of 52113063444 is 44436031125.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (52113063437) and next prime (52113063451).

It is a super-2 number, since 2×52113063444² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 282234 + ... + 428814.

It is an arithmetic number, because the mean of its divisors is an integer number (1422138564).

Almost surely, 2^52113063444 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52113063444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68262651072).

52113063444 is an abundant number, since it is smaller than the sum of its proper divisors (84412238700).

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

52113063444 is a wasteful number, since it uses less digits than its factorization.

52113063444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146697 (or 146695 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 52113063444 its reverse (44436031125), we get a palindrome (96549094569).

The spelling of 52113063444 in words is "fifty-two billion, one hundred thirteen million, sixty-three thousand, four hundred forty-four".