26589230947 has 2 divisors, whose sum is σ = 26589230948. Its totient is φ = 26589230946.

The previous prime is 26589230923. The next prime is 26589231007. The reversal of 26589230947 is 74903298562.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-26589230947 is a prime.

It is not a weakly prime, because it can be changed into another prime (26589230347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13294615473 + 13294615474.

It is an arithmetic number, because the mean of its divisors is an integer number (13294615474).

Almost surely, 2^26589230947 is an apocalyptic number.

26589230947 is a deficient number, since it is larger than the sum of its proper divisors (1).

26589230947 is an equidigital number, since it uses as much as digits as its factorization.

26589230947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6531840, while the sum is 55.

The spelling of 26589230947 in words is "twenty-six billion, five hundred eighty-nine million, two hundred thirty thousand, nine hundred forty-seven".