3121622989406 has 8 divisors (see below), whose sum is σ = 4719304047360. Its totient is φ = 1548521640288.

The previous prime is 3121622989369. The next prime is 3121622989417. The reversal of 3121622989406 is 6049892261213.

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

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, 6144926891 + ... + 6144927398.

It is an arithmetic number, because the mean of its divisors is an integer number (589913005920).

Almost surely, 2^{3121622989406} is an apocalyptic number.

3121622989406 is a deficient number, since it is larger than the sum of its proper divisors (1597681057954).

3121622989406 is a wasteful number, since it uses less digits than its factorization.

3121622989406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12289854418.

The product of its (nonzero) digits is 2239488, while the sum is 53.

The spelling of 3121622989406 in words is "three trillion, one hundred twenty-one billion, six hundred twenty-two million, nine hundred eighty-nine thousand, four hundred six".