19930677091147 has 2 divisors, whose sum is σ = 19930677091148. Its totient is φ = 19930677091146.

The previous prime is 19930677091141. The next prime is 19930677091153. The reversal of 19930677091147 is 74119077603991.

It is a balanced prime because it is at equal distance from previous prime (19930677091141) and next prime (19930677091153).

It is a cyclic number.

It is not a de Polignac number, because 19930677091147 - 2⁷ = 19930677091019 is a prime.

It is not a weakly prime, because it can be changed into another prime (19930677091141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9965338545573 + 9965338545574.

It is an arithmetic number, because the mean of its divisors is an integer number (9965338545574).

Almost surely, 2^{19930677091147} is an apocalyptic number.

19930677091147 is a deficient number, since it is larger than the sum of its proper divisors (1).

19930677091147 is an equidigital number, since it uses as much as digits as its factorization.

19930677091147 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18003384, while the sum is 64.

The spelling of 19930677091147 in words is "nineteen trillion, nine hundred thirty billion, six hundred seventy-seven million, ninety-one thousand, one hundred forty-seven".