55044045243 has 12 divisors (see below), whose sum is σ = 86736071448. Its totient is φ = 33360027360.

The previous prime is 55044045229. The next prime is 55044045317. The reversal of 55044045243 is 34254044055.

55044045243 is a `hidden beast` number, since 5 + 5 + 0 + 4 + 404 + 5 + 243 = 666.

It is not a de Polignac number, because 55044045243 - 2⁸ = 55044044987 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 55044045198 and 55044045207.

It is not an unprimeable number, because it can be changed into a prime (55044044243) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 278000130 + ... + 278000327.

It is an arithmetic number, because the mean of its divisors is an integer number (7228005954).

Almost surely, 2^55044045243 is an apocalyptic number.

55044045243 is a deficient number, since it is larger than the sum of its proper divisors (31692026205).

55044045243 is a wasteful number, since it uses less digits than its factorization.

55044045243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 556000474 (or 556000471 counting only the distinct ones).

The product of its (nonzero) digits is 192000, while the sum is 36.

Adding to 55044045243 its reverse (34254044055), we get a palindrome (89298089298).

The spelling of 55044045243 in words is "fifty-five billion, forty-four million, forty-five thousand, two hundred forty-three".