671344600344 has 64 divisors (see below), whose sum is σ = 1831134055680. Its totient is φ = 203416176000.

The previous prime is 671344600313. The next prime is 671344600357. The reversal of 671344600344 is 443006443176.

It is a super-2 number, since 2×671344600344² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 671344600296 and 671344600305.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2452189 + ... + 2712179.

It is an arithmetic number, because the mean of its divisors is an integer number (28611469620).

Almost surely, 2^671344600344 is an apocalyptic number.

It is an amenable number.

671344600344 is an abundant number, since it is smaller than the sum of its proper divisors (1159789455336).

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

671344600344 is a wasteful number, since it uses less digits than its factorization.

671344600344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269792 (or 269788 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 42.

The spelling of 671344600344 in words is "six hundred seventy-one billion, three hundred forty-four million, six hundred thousand, three hundred forty-four".