19090128396627 has 12 divisors (see below), whose sum is σ = 27654095703000. Its totient is φ = 12690075742848.

The previous prime is 19090128396613. The next prime is 19090128396667. The reversal of 19090128396627 is 72669382109091.

19090128396627 is a `hidden beast` number, since 1 + 90 + 90 + 12 + 8 + 396 + 62 + 7 = 666.

It is not a de Polignac number, because 19090128396627 - 2⁴ = 19090128396611 is a prime.

It is not an unprimeable number, because it can be changed into a prime (19090128396667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3056373502 + ... + 3056379747.

It is an arithmetic number, because the mean of its divisors is an integer number (2304507975250).

Almost surely, 2^{19090128396627} is an apocalyptic number.

19090128396627 is a deficient number, since it is larger than the sum of its proper divisors (8563967306373).

19090128396627 is a wasteful number, since it uses less digits than its factorization.

19090128396627 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6112753602 (or 6112753599 counting only the distinct ones).

The product of its (nonzero) digits is 17635968, while the sum is 63.

The spelling of 19090128396627 in words is "nineteen trillion, ninety billion, one hundred twenty-eight million, three hundred ninety-six thousand, six hundred twenty-seven".