55305055031044 has 24 divisors (see below), whose sum is σ = 119118580067648. Its totient is φ = 21878922869280.

The previous prime is 55305055031011. The next prime is 55305055031059. The reversal of 55305055031044 is 44013055050355.

It is a happy number.

It is a super-2 number, since 2×55305055031044² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55305055030988 and 55305055031006.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75968481822 + ... + 75968482549.

Almost surely, 2^{55305055031044} is an apocalyptic number.

It is an amenable number.

55305055031044 is an abundant number, since it is smaller than the sum of its proper divisors (63813525036604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55305055031044 is a wasteful number, since it uses less digits than its factorization.

55305055031044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151936964395 (or 151936964393 counting only the distinct ones).

The product of its (nonzero) digits is 450000, while the sum is 40.

The spelling of 55305055031044 in words is "fifty-five trillion, three hundred five billion, fifty-five million, thirty-one thousand, forty-four".