3181970980796 has 12 divisors (see below), whose sum is σ = 5861525491080. Its totient is φ = 1507249411920.

The previous prime is 3181970980787. The next prime is 3181970980819. The reversal of 3181970980796 is 6970890791813.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20934019535 + ... + 20934019686.

It is an arithmetic number, because the mean of its divisors is an integer number (488460457590).

Almost surely, 2^{3181970980796} is an apocalyptic number.

It is an amenable number.

3181970980796 is a deficient number, since it is larger than the sum of its proper divisors (2679554510284).

3181970980796 is a wasteful number, since it uses less digits than its factorization.

3181970980796 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41868039244 (or 41868039242 counting only the distinct ones).

The product of its (nonzero) digits is 41150592, while the sum is 68.

Adding to 3181970980796 its sum of digits (68), we get a square (3181970980864 = 1783808²).

The spelling of 3181970980796 in words is "three trillion, one hundred eighty-one billion, nine hundred seventy million, nine hundred eighty thousand, seven hundred ninety-six".