55197323230 has 16 divisors (see below), whose sum is σ = 113548779360. Its totient is φ = 18924796512.

The previous prime is 55197323221. The next prime is 55197323281. The reversal of 55197323230 is 3232379155.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394266525 + ... + 394266664.

It is an arithmetic number, because the mean of its divisors is an integer number (7096798710).

Almost surely, 2^55197323230 is an apocalyptic number.

55197323230 is an abundant number, since it is smaller than the sum of its proper divisors (58351456130).

55197323230 is a wasteful number, since it uses less digits than its factorization.

55197323230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 788533203.

The product of its (nonzero) digits is 170100, while the sum is 40.

The spelling of 55197323230 in words is "fifty-five billion, one hundred ninety-seven million, three hundred twenty-three thousand, two hundred thirty".