674475540480 has 528 divisors, whose sum is σ = 2674824463584. Its totient is φ = 154014842880.

The previous prime is 674475540461. The next prime is 674475540491. The reversal of 674475540480 is 84045574476.

674475540480 is a `hidden beast` number, since 6 + 7 + 4 + 4 + 7 + 554 + 0 + 4 + 80 = 666.

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, 660602370 + ... + 660603390.

Almost surely, 2^674475540480 is an apocalyptic number.

674475540480 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 674475540480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1337412231792).

674475540480 is an abundant number, since it is smaller than the sum of its proper divisors (2000348923104).

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

674475540480 is an frugal number, since it uses more digits than its factorization.

674475540480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1081 (or 1038 counting only the distinct ones).

The product of its (nonzero) digits is 15052800, while the sum is 54.

The spelling of 674475540480 in words is "six hundred seventy-four billion, four hundred seventy-five million, five hundred forty thousand, four hundred eighty".