53144434227 has 6 divisors (see below), whose sum is σ = 70859778028. Its totient is φ = 35429356624.

The previous prime is 53144434223. The next prime is 53144434241. The reversal of 53144434227 is 72243444135.

It is not a de Polignac number, because 53144434227 - 2² = 53144434223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53144434223) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 332743 + ... + 465839.

Almost surely, 2^53144434227 is an apocalyptic number.

53144434227 is a deficient number, since it is larger than the sum of its proper divisors (17715343801).

53144434227 is an frugal number, since it uses more digits than its factorization.

53144434227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 266197 (or 133100 counting only the distinct ones).

The product of its digits is 322560, while the sum is 39.

The spelling of 53144434227 in words is "fifty-three billion, one hundred forty-four million, four hundred thirty-four thousand, two hundred twenty-seven".