621303737340412 has 18 divisors (see below), whose sum is σ = 1264796893871952. Its totient is φ = 266273030288664.

The previous prime is 621303737340401. The next prime is 621303737340421. The reversal of 621303737340412 is 214043737303126.

621303737340412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1584958513428 + ... + 1584958513819.

Almost surely, 2^{621303737340412} is an apocalyptic number.

It is an amenable number.

621303737340412 is an abundant number, since it is smaller than the sum of its proper divisors (643493156531540).

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

621303737340412 is a wasteful number, since it uses less digits than its factorization.

621303737340412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3169917027265 (or 3169917027256 counting only the distinct ones).

The product of its (nonzero) digits is 1524096, while the sum is 46.

The spelling of 621303737340412 in words is "six hundred twenty-one trillion, three hundred three billion, seven hundred thirty-seven million, three hundred forty thousand, four hundred twelve".