19090128396626 has 48 divisors (see below), whose sum is σ = 35198583747840. Its totient is φ = 7726706507520.

The previous prime is 19090128396613. The next prime is 19090128396667. The reversal of 19090128396626 is 62669382109091.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 53426015 + ... + 53782146.

It is an arithmetic number, because the mean of its divisors is an integer number (733303828080).

Almost surely, 2^{19090128396626} is an apocalyptic number.

19090128396626 is a deficient number, since it is larger than the sum of its proper divisors (16108455351214).

19090128396626 is a wasteful number, since it uses less digits than its factorization.

19090128396626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107208279 (or 107208272 counting only the distinct ones).

The product of its (nonzero) digits is 15116544, while the sum is 62.

The spelling of 19090128396626 in words is "nineteen trillion, ninety billion, one hundred twenty-eight million, three hundred ninety-six thousand, six hundred twenty-six".