53637960433 has 4 divisors (see below), whose sum is σ = 53666357220. Its totient is φ = 53609563648.

The previous prime is 53637960427. The next prime is 53637960437. The reversal of 53637960433 is 33406973635.

53637960433 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 17008593889 + 36629366544 = 130417^2 + 191388^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53637960433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53637960437) 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, 14195560 + ... + 14199337.

It is an arithmetic number, because the mean of its divisors is an integer number (13416589305).

Almost surely, 2^53637960433 is an apocalyptic number.

It is an amenable number.

53637960433 is a deficient number, since it is larger than the sum of its proper divisors (28396787).

53637960433 is a wasteful number, since it uses less digits than its factorization.

53637960433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28396786.

The product of its (nonzero) digits is 3674160, while the sum is 49.

The spelling of 53637960433 in words is "fifty-three billion, six hundred thirty-seven million, nine hundred sixty thousand, four hundred thirty-three".