6284381355442 has 4 divisors (see below), whose sum is σ = 9426572033166. Its totient is φ = 3142190677720.

The previous prime is 6284381355433. The next prime is 6284381355443. The reversal of 6284381355442 is 2445531834826.

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

It can be written as a sum of positive squares in only one way, i.e., 3766545496081 + 2517835859361 = 1940759^2 + 1586769^2 .

It is not an unprimeable number, because it can be changed into a prime (6284381355443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1571095338859 + ... + 1571095338862.

Almost surely, 2^{6284381355442} is an apocalyptic number.

6284381355442 is a deficient number, since it is larger than the sum of its proper divisors (3142190677724).

6284381355442 is a wasteful number, since it uses less digits than its factorization.

6284381355442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3142190677723.

The product of its digits is 22118400, while the sum is 55.

The spelling of 6284381355442 in words is "six trillion, two hundred eighty-four billion, three hundred eighty-one million, three hundred fifty-five thousand, four hundred forty-two".