53796129444 has 144 divisors (see below), whose sum is σ = 139485265920. Its totient is φ = 17477691840.

The previous prime is 53796129437. The next prime is 53796129449. The reversal of 53796129444 is 44492169735.

53796129444 is a `hidden beast` number, since 5 + 3 + 79 + 6 + 129 + 444 = 666.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

Its product of digits (6531840) is a multiple of the sum of its prime divisors (945).

It is not an unprimeable number, because it can be changed into a prime (53796129449) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 140459677 + ... + 140460059.

It is an arithmetic number, because the mean of its divisors is an integer number (968647680).

Almost surely, 2^53796129444 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 53796129444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69742632960).

53796129444 is an abundant number, since it is smaller than the sum of its proper divisors (85689136476).

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

53796129444 is a wasteful number, since it uses less digits than its factorization.

53796129444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 950 (or 945 counting only the distinct ones).

The product of its digits is 6531840, while the sum is 54.

The spelling of 53796129444 in words is "fifty-three billion, seven hundred ninety-six million, one hundred twenty-nine thousand, four hundred forty-four".