6424432265401 has 2 divisors, whose sum is σ = 6424432265402. Its totient is φ = 6424432265400.

The previous prime is 6424432265399. The next prime is 6424432265417. The reversal of 6424432265401 is 1045622344246.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5905094401600 + 519337863801 = 2430040^2 + 720651^2 .

It is a cyclic number.

It is not a de Polignac number, because 6424432265401 - 2¹ = 6424432265399 is a prime.

Together with 6424432265399, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (6424432266401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3212216132700 + 3212216132701.

It is an arithmetic number, because the mean of its divisors is an integer number (3212216132701).

Almost surely, 2^{6424432265401} is an apocalyptic number.

It is an amenable number.

6424432265401 is a deficient number, since it is larger than the sum of its proper divisors (1).

6424432265401 is an equidigital number, since it uses as much as digits as its factorization.

6424432265401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1105920, while the sum is 43.

The spelling of 6424432265401 in words is "six trillion, four hundred twenty-four billion, four hundred thirty-two million, two hundred sixty-five thousand, four hundred one".