55357543270 has 16 divisors (see below), whose sum is σ = 99647461728. Its totient is φ = 22142154240.

The previous prime is 55357543237. The next prime is 55357543289. The reversal of 55357543270 is 7234575355.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 55357543270.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204607 + ... + 390613.

It is an arithmetic number, because the mean of its divisors is an integer number (6227966358).

Almost surely, 2^55357543270 is an apocalyptic number.

55357543270 is a deficient number, since it is larger than the sum of its proper divisors (44289918458).

55357543270 is a wasteful number, since it uses less digits than its factorization.

55357543270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215775.

The product of its (nonzero) digits is 2205000, while the sum is 46.

The spelling of 55357543270 in words is "fifty-five billion, three hundred fifty-seven million, five hundred forty-three thousand, two hundred seventy".