19064214593 has 2 divisors, whose sum is σ = 19064214594. Its totient is φ = 19064214592.

The previous prime is 19064214541. The next prime is 19064214607. The reversal of 19064214593 is 39541246091.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12044623504 + 7019591089 = 109748^2 + 83783^2 .

It is a cyclic number.

It is not a de Polignac number, because 19064214593 - 2¹⁸ = 19063952449 is a prime.

It is a super-4 number, since 4×19064214593⁴ (a number of 42 digits) contains 4444 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (19064217593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9532107296 + 9532107297.

It is an arithmetic number, because the mean of its divisors is an integer number (9532107297).

Almost surely, 2^19064214593 is an apocalyptic number.

It is an amenable number.

19064214593 is a deficient number, since it is larger than the sum of its proper divisors (1).

19064214593 is an equidigital number, since it uses as much as digits as its factorization.

19064214593 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 233280, while the sum is 44.

The spelling of 19064214593 in words is "nineteen billion, sixty-four million, two hundred fourteen thousand, five hundred ninety-three".