26476821047 has 2 divisors, whose sum is σ = 26476821048. Its totient is φ = 26476821046.

The previous prime is 26476821001. The next prime is 26476821097. The reversal of 26476821047 is 74012867462.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26476821047 - 2¹⁰ = 26476820023 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 26476820992 and 26476821010.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (26476821097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13238410523 + 13238410524.

It is an arithmetic number, because the mean of its divisors is an integer number (13238410524).

Almost surely, 2^26476821047 is an apocalyptic number.

26476821047 is a deficient number, since it is larger than the sum of its proper divisors (1).

26476821047 is an equidigital number, since it uses as much as digits as its factorization.

26476821047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 903168, while the sum is 47.

The spelling of 26476821047 in words is "twenty-six billion, four hundred seventy-six million, eight hundred twenty-one thousand, forty-seven".