26572203947 has 2 divisors, whose sum is σ = 26572203948. Its totient is φ = 26572203946.

The previous prime is 26572203887. The next prime is 26572204081. The reversal of 26572203947 is 74930227562.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26572203947 - 2³⁰ = 25498462123 is a prime.

It is not a weakly prime, because it can be changed into another prime (26572403947) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13286101973 + 13286101974.

It is an arithmetic number, because the mean of its divisors is an integer number (13286101974).

Almost surely, 2^26572203947 is an apocalyptic number.

26572203947 is a deficient number, since it is larger than the sum of its proper divisors (1).

26572203947 is an equidigital number, since it uses as much as digits as its factorization.

26572203947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1270080, while the sum is 47.

The spelling of 26572203947 in words is "twenty-six billion, five hundred seventy-two million, two hundred three thousand, nine hundred forty-seven".