53534633643536 has 20 divisors (see below), whose sum is σ = 105423735517164. Its totient is φ = 26328508348800.

The previous prime is 53534633643523. The next prime is 53534633643539. The reversal of 53534633643536 is 63534633643535.

It can be written as a sum of positive squares in 2 ways, for example, as 30939403782400 + 22595229861136 = 5562320^2 + 4753444^2 .

It is a Smith number, since the sum of its digits (59) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (53534633643539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27425528555 + ... + 27425530506.

Almost surely, 2^{53534633643536} is an apocalyptic number.

It is an amenable number.

53534633643536 is a deficient number, since it is larger than the sum of its proper divisors (51889101873628).

53534633643536 is a wasteful number, since it uses less digits than its factorization.

53534633643536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54851059130 (or 54851059124 counting only the distinct ones).

The product of its digits is 314928000, while the sum is 59.

Subtracting 53534633643536 from its reverse (63534633643535), we obtain a palindrome (9999999999999).

The spelling of 53534633643536 in words is "fifty-three trillion, five hundred thirty-four billion, six hundred thirty-three million, six hundred forty-three thousand, five hundred thirty-six".