55222472197142 has 8 divisors (see below), whose sum is σ = 82833928778376. Its totient is φ = 27611162604352.

The previous prime is 55222472197097. The next prime is 55222472197163. The reversal of 55222472197142 is 24179127422255.

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

It is a super-3 number, since 3×55222472197142³ (a number of 42 digits) contains 333 as substring.

It is a congruent number.

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, 35803028 + ... + 37313559.

It is an arithmetic number, because the mean of its divisors is an integer number (10354241097297).

Almost surely, 2^{55222472197142} is an apocalyptic number.

55222472197142 is a deficient number, since it is larger than the sum of its proper divisors (27611456581234).

55222472197142 is a wasteful number, since it uses less digits than its factorization.

55222472197142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73494222.

The product of its digits is 5644800, while the sum is 53.

The spelling of 55222472197142 in words is "fifty-five trillion, two hundred twenty-two billion, four hundred seventy-two million, one hundred ninety-seven thousand, one hundred forty-two".