55344723578 has 8 divisors (see below), whose sum is σ = 83018083572. Its totient is φ = 27672029056.

The previous prime is 55344723569. The next prime is 55344723601. The reversal of 55344723578 is 87532744355.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 50096735329 + 5247988249 = 223823^2 + 72443^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243626 + ... + 412362.

Almost surely, 2^55344723578 is an apocalyptic number.

55344723578 is a deficient number, since it is larger than the sum of its proper divisors (27673359994).

55344723578 is a wasteful number, since it uses less digits than its factorization.

55344723578 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332736.

The product of its digits is 14112000, while the sum is 53.

The spelling of 55344723578 in words is "fifty-five billion, three hundred forty-four million, seven hundred twenty-three thousand, five hundred seventy-eight".