6426421111059 has 4 divisors (see below), whose sum is σ = 8568561481416. Its totient is φ = 4284280740704.

The previous prime is 6426421111049. The next prime is 6426421111073. The reversal of 6426421111059 is 9501111246246.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6426421111059 - 2⁸ = 6426421110803 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 6426421111059.

It is not an unprimeable number, because it can be changed into a prime (6426421111049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1071070185174 + ... + 1071070185179.

It is an arithmetic number, because the mean of its divisors is an integer number (2142140370354).

Almost surely, 2^{6426421111059} is an apocalyptic number.

6426421111059 is a deficient number, since it is larger than the sum of its proper divisors (2142140370357).

6426421111059 is a wasteful number, since it uses less digits than its factorization.

6426421111059 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2142140370356.

The product of its (nonzero) digits is 103680, while the sum is 42.

The spelling of 6426421111059 in words is "six trillion, four hundred twenty-six billion, four hundred twenty-one million, one hundred eleven thousand, fifty-nine".