339545424545891 has 2 divisors, whose sum is σ = 339545424545892. Its totient is φ = 339545424545890.

The previous prime is 339545424545869. The next prime is 339545424545911. The reversal of 339545424545891 is 198545424545933.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 339545424545891 - 2³⁴ = 339528244676707 is a prime.

It is not a weakly prime, because it can be changed into another prime (339545424545861) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 169772712272945 + 169772712272946.

It is an arithmetic number, because the mean of its divisors is an integer number (169772712272946).

Almost surely, 2^{339545424545891} is an apocalyptic number.

339545424545891 is a deficient number, since it is larger than the sum of its proper divisors (1).

339545424545891 is an equidigital number, since it uses as much as digits as its factorization.

339545424545891 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1866240000, while the sum is 71.

The spelling of 339545424545891 in words is "three hundred thirty-nine trillion, five hundred forty-five billion, four hundred twenty-four million, five hundred forty-five thousand, eight hundred ninety-one".