131966422842 has 32 divisors (see below), whose sum is σ = 275255576064. Its totient is φ = 42130944000.

The previous prime is 131966422793. The next prime is 131966422853. The reversal of 131966422842 is 248224669131.

It is a junction number, because it is equal to n+sod(n) for n = 131966422791 and 131966422800.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3639159 + ... + 3675242.

It is an arithmetic number, because the mean of its divisors is an integer number (8601736752).

Almost surely, 2^131966422842 is an apocalyptic number.

131966422842 is an abundant number, since it is smaller than the sum of its proper divisors (143289153222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

131966422842 is a wasteful number, since it uses less digits than its factorization.

131966422842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7314534.

The product of its digits is 995328, while the sum is 48.

The spelling of 131966422842 in words is "one hundred thirty-one billion, nine hundred sixty-six million, four hundred twenty-two thousand, eight hundred forty-two".