53129383845 has 16 divisors (see below), whose sum is σ = 85498388352. Its totient is φ = 28171880000.

The previous prime is 53129383843. The next prime is 53129383849. The reversal of 53129383845 is 54838392135.

53129383845 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 53129383845 - 2¹ = 53129383843 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53129383843) 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, 10234281 + ... + 10239470.

It is an arithmetic number, because the mean of its divisors is an integer number (5343649272).

Almost surely, 2^53129383845 is an apocalyptic number.

It is an amenable number.

53129383845 is a deficient number, since it is larger than the sum of its proper divisors (32369004507).

53129383845 is a wasteful number, since it uses less digits than its factorization.

53129383845 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20473932.

The product of its digits is 3110400, while the sum is 51.

The spelling of 53129383845 in words is "fifty-three billion, one hundred twenty-nine million, three hundred eighty-three thousand, eight hundred forty-five".