19061088939601 has 2 divisors, whose sum is σ = 19061088939602. Its totient is φ = 19061088939600.

The previous prime is 19061088939577. The next prime is 19061088939731. The reversal of 19061088939601 is 10693988016091.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9603305166400 + 9457783773201 = 3098920^2 + 3075351^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-19061088939601 is a prime.

It is a super-2 number, since 2×19061088939601² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 19061088939601.

It is not a weakly prime, because it can be changed into another prime (19061088949601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9530544469800 + 9530544469801.

It is an arithmetic number, because the mean of its divisors is an integer number (9530544469801).

Almost surely, 2^{19061088939601} is an apocalyptic number.

It is an amenable number.

19061088939601 is a deficient number, since it is larger than the sum of its proper divisors (1).

19061088939601 is an equidigital number, since it uses as much as digits as its factorization.

19061088939601 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5038848, while the sum is 61.

The spelling of 19061088939601 in words is "nineteen trillion, sixty-one billion, eighty-eight million, nine hundred thirty-nine thousand, six hundred one".