6744317645550 has 48 divisors (see below), whose sum is σ = 16913839342320. Its totient is φ = 1778277008640.

The previous prime is 6744317645521. The next prime is 6744317645627. The reversal of 6744317645550 is 555467134476.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 252582817 + ... + 252609516.

It is an arithmetic number, because the mean of its divisors is an integer number (352371652965).

Almost surely, 2^{6744317645550} is an apocalyptic number.

6744317645550 is an abundant number, since it is smaller than the sum of its proper divisors (10169521696770).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6744317645550 is a wasteful number, since it uses less digits than its factorization.

6744317645550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 505192437 (or 505192432 counting only the distinct ones).

The product of its (nonzero) digits is 42336000, while the sum is 57.

The spelling of 6744317645550 in words is "six trillion, seven hundred forty-four billion, three hundred seventeen million, six hundred forty-five thousand, five hundred fifty".