55252555443 has 6 divisors (see below), whose sum is σ = 79809246764. Its totient is φ = 36835036956.

The previous prime is 55252555429. The next prime is 55252555459. The reversal of 55252555443 is 34455525255.

55252555443 is a `hidden beast` number, since 5 + 5 + 2 + 52 + 5 + 554 + 43 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-55252555443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55252555403) 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, 3069586405 + ... + 3069586422.

Almost surely, 2^55252555443 is an apocalyptic number.

55252555443 is a deficient number, since it is larger than the sum of its proper divisors (24556691321).

55252555443 is a wasteful number, since it uses less digits than its factorization.

55252555443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6139172833 (or 6139172830 counting only the distinct ones).

The product of its digits is 3000000, while the sum is 45.

The spelling of 55252555443 in words is "fifty-five billion, two hundred fifty-two million, five hundred fifty-five thousand, four hundred forty-three".