674274456576 has 528 divisors, whose sum is σ = 2394836720640. Its totient is φ = 178327388160.

The previous prime is 674274456563. The next prime is 674274456577. The reversal of 674274456576 is 675654472476.

674274456576 is a `hidden beast` number, since 6 + 7 + 4 + 2 + 7 + 4 + 4 + 56 + 576 = 666.

674274456576 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674274456577) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 66893905 + ... + 66903983.

Almost surely, 2^674274456576 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 674274456576, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1197418360320).

674274456576 is an abundant number, since it is smaller than the sum of its proper divisors (1720562264064).

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

674274456576 is a wasteful number, since it uses less digits than its factorization.

674274456576 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10190 (or 10169 counting only the distinct ones).

The product of its digits is 237081600, while the sum is 63.

The spelling of 674274456576 in words is "six hundred seventy-four billion, two hundred seventy-four million, four hundred fifty-six thousand, five hundred seventy-six".