6342144405266 has 8 divisors (see below), whose sum is σ = 9571579900464. Its totient is φ = 3151617771780.

The previous prime is 6342144405251. The next prime is 6342144405319. The reversal of 6342144405266 is 6625044412436.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 6342144405266.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9727215020 + ... + 9727215671.

It is an arithmetic number, because the mean of its divisors is an integer number (1196447487558).

Almost surely, 2^{6342144405266} is an apocalyptic number.

6342144405266 is a deficient number, since it is larger than the sum of its proper divisors (3229435495198).

6342144405266 is a wasteful number, since it uses less digits than its factorization.

6342144405266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19454430856.

The product of its (nonzero) digits is 3317760, while the sum is 47.

The spelling of 6342144405266 in words is "six trillion, three hundred forty-two billion, one hundred forty-four million, four hundred five thousand, two hundred sixty-six".