671748714000 has 2240 divisors, whose sum is σ = 3083155665408. Its totient is φ = 137728512000.

The previous prime is 671748713969. The next prime is 671748714023. The reversal of 671748714000 is 417847176.

671748714000 is a `hidden beast` number, since 6 + 7 + 174 + 8 + 71 + 400 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 447 ways as a sum of consecutive naturals, for example, 8093357959 + ... + 8093358041.

Almost surely, 2^671748714000 is an apocalyptic number.

671748714000 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 671748714000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1541577832704).

671748714000 is an abundant number, since it is smaller than the sum of its proper divisors (2411406951408).

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

671748714000 is a wasteful number, since it uses less digits than its factorization.

671748714000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205 (or 174 counting only the distinct ones).

The product of its (nonzero) digits is 263424, while the sum is 45.

The spelling of 671748714000 in words is "six hundred seventy-one billion, seven hundred forty-eight million, seven hundred fourteen thousand".