55359442472 has 16 divisors (see below), whose sum is σ = 103827978240. Its totient is φ = 27671981616.

The previous prime is 55359442459. The next prime is 55359442493. The reversal of 55359442472 is 27424495355.

It is a self number, because there is not a number n which added to its sum of digits gives 55359442472.

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 3 ways as a sum of consecutive naturals, for example, 936998 + ... + 994325.

It is an arithmetic number, because the mean of its divisors is an integer number (6489248640).

Almost surely, 2^55359442472 is an apocalyptic number.

It is an amenable number.

55359442472 is a deficient number, since it is larger than the sum of its proper divisors (48468535768).

55359442472 is a wasteful number, since it uses less digits than its factorization.

55359442472 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1934912 (or 1934908 counting only the distinct ones).

The product of its digits is 6048000, while the sum is 50.

The spelling of 55359442472 in words is "fifty-five billion, three hundred fifty-nine million, four hundred forty-two thousand, four hundred seventy-two".