53266451867 has 2 divisors, whose sum is σ = 53266451868. Its totient is φ = 53266451866.

The previous prime is 53266451857. The next prime is 53266451869. The reversal of 53266451867 is 76815466235.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 53266451867 - 2¹⁸ = 53266189723 is a prime.

Together with 53266451869, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (53266451869) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26633225933 + 26633225934.

It is an arithmetic number, because the mean of its divisors is an integer number (26633225934).

Almost surely, 2^53266451867 is an apocalyptic number.

53266451867 is a deficient number, since it is larger than the sum of its proper divisors (1).

53266451867 is an equidigital number, since it uses as much as digits as its factorization.

53266451867 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7257600, while the sum is 53.

The spelling of 53266451867 in words is "fifty-three billion, two hundred sixty-six million, four hundred fifty-one thousand, eight hundred sixty-seven".