322478832842 has 4 divisors (see below), whose sum is σ = 483718249266. Its totient is φ = 161239416420.

The previous prime is 322478832803. The next prime is 322478832919. The reversal of 322478832842 is 248238874223.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 234750909121 + 87727923721 = 484511^2 + 296189^2 .

It is a super-2 number, since 2×322478832842² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80619708209 + ... + 80619708212.

Almost surely, 2^322478832842 is an apocalyptic number.

322478832842 is a deficient number, since it is larger than the sum of its proper divisors (161239416424).

322478832842 is a wasteful number, since it uses less digits than its factorization.

322478832842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161239416423.

The product of its digits is 8257536, while the sum is 53.

The spelling of 322478832842 in words is "three hundred twenty-two billion, four hundred seventy-eight million, eight hundred thirty-two thousand, eight hundred forty-two".