1344893073646 has 8 divisors (see below), whose sum is σ = 2029419488880. Its totient is φ = 668419910688.

The previous prime is 1344893073619. The next prime is 1344893073749. The reversal of 1344893073646 is 6463703984431.

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

It is a congruent number.

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, 2013312651 + ... + 2013313318.

It is an arithmetic number, because the mean of its divisors is an integer number (253677436110).

Almost surely, 2^{1344893073646} is an apocalyptic number.

1344893073646 is a deficient number, since it is larger than the sum of its proper divisors (684526415234).

1344893073646 is a wasteful number, since it uses less digits than its factorization.

1344893073646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4026626138.

The product of its (nonzero) digits is 31352832, while the sum is 58.

The spelling of 1344893073646 in words is "one trillion, three hundred forty-four billion, eight hundred ninety-three million, seventy-three thousand, six hundred forty-six".