26812739419 has 2 divisors, whose sum is σ = 26812739420. Its totient is φ = 26812739418.

The previous prime is 26812739383. The next prime is 26812739453. The reversal of 26812739419 is 91493721862.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26812739419 - 2²¹ = 26810642267 is a prime.

It is a super-2 number, since 2×26812739419² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (26812739489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13406369709 + 13406369710.

It is an arithmetic number, because the mean of its divisors is an integer number (13406369710).

Almost surely, 2^26812739419 is an apocalyptic number.

26812739419 is a deficient number, since it is larger than the sum of its proper divisors (1).

26812739419 is an equidigital number, since it uses as much as digits as its factorization.

26812739419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1306368, while the sum is 52.

The spelling of 26812739419 in words is "twenty-six billion, eight hundred twelve million, seven hundred thirty-nine thousand, four hundred nineteen".