5621128069990 has 32 divisors (see below), whose sum is σ = 10399946892480. Its totient is φ = 2185902048384.

The previous prime is 5621128069939. The next prime is 5621128070003. The reversal of 5621128069990 is 999608211265.

It is a congruent number.

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, 5726002 + ... + 6635461.

It is an arithmetic number, because the mean of its divisors is an integer number (324998340390).

Almost surely, 2^{5621128069990} is an apocalyptic number.

5621128069990 is a deficient number, since it is larger than the sum of its proper divisors (4778818822490).

5621128069990 is a wasteful number, since it uses less digits than its factorization.

5621128069990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12362736.

The product of its (nonzero) digits is 4199040, while the sum is 58.

The spelling of 5621128069990 in words is "five trillion, six hundred twenty-one billion, one hundred twenty-eight million, sixty-nine thousand, nine hundred ninety".