53728355382734 has 16 divisors (see below), whose sum is σ = 85350534038208. Its totient is φ = 25278816767232.

The previous prime is 53728355382731. The next prime is 53728355382763. The reversal of 53728355382734 is 43728355382735.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53728355382731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159678767 + ... + 160014890.

It is an arithmetic number, because the mean of its divisors is an integer number (5334408377388).

Almost surely, 2^{53728355382734} is an apocalyptic number.

53728355382734 is a deficient number, since it is larger than the sum of its proper divisors (31622178655474).

53728355382734 is a wasteful number, since it uses less digits than its factorization.

53728355382734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319698619.

The product of its digits is 508032000, while the sum is 65.

Subtracting from 53728355382734 its reverse (43728355382735), we obtain a palindrome (9999999999999).

The spelling of 53728355382734 in words is "fifty-three trillion, seven hundred twenty-eight billion, three hundred fifty-five million, three hundred eighty-two thousand, seven hundred thirty-four".