53435555203 has 4 divisors (see below), whose sum is σ = 53964620208. Its totient is φ = 52906490200.

The previous prime is 53435555191. The next prime is 53435555227. The reversal of 53435555203 is 30255553435.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-53435555203 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53435555263) 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, 264532351 + ... + 264532552.

It is an arithmetic number, because the mean of its divisors is an integer number (13491155052).

Almost surely, 2^53435555203 is an apocalyptic number.

53435555203 is a deficient number, since it is larger than the sum of its proper divisors (529065005).

53435555203 is a wasteful number, since it uses less digits than its factorization.

53435555203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529065004.

The product of its (nonzero) digits is 675000, while the sum is 40.

The spelling of 53435555203 in words is "fifty-three billion, four hundred thirty-five million, five hundred fifty-five thousand, two hundred three".