55472824142 has 8 divisors (see below), whose sum is σ = 83210272056. Its totient is φ = 27736066792.

The previous prime is 55472824139. The next prime is 55472824159. The reversal of 55472824142 is 24142827455.

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

It is a junction number, because it is equal to n+sod(n) for n = 55472824093 and 55472824102.

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 3 ways as a sum of consecutive naturals, for example, 145268 + ... + 363384.

It is an arithmetic number, because the mean of its divisors is an integer number (10401284007).

Almost surely, 2^55472824142 is an apocalyptic number.

55472824142 is a deficient number, since it is larger than the sum of its proper divisors (27737447914).

55472824142 is a wasteful number, since it uses less digits than its factorization.

55472824142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345282.

The product of its digits is 716800, while the sum is 44.

The spelling of 55472824142 in words is "fifty-five billion, four hundred seventy-two million, eight hundred twenty-four thousand, one hundred forty-two".