674354316552 has 128 divisors (see below), whose sum is σ = 1943986176000. Its totient is φ = 190954195200.

The previous prime is 674354316551. The next prime is 674354316553. The reversal of 674354316552 is 255613453476.

It is an interprime number because it is at equal distance from previous prime (674354316551) and next prime (674354316553).

It is a junction number, because it is equal to n+sod(n) for n = 674354316495 and 674354316504.

It is not an unprimeable number, because it can be changed into a prime (674354316551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8657074 + ... + 8734622.

It is an arithmetic number, because the mean of its divisors is an integer number (15187392000).

Almost surely, 2^674354316552 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 674354316552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (971993088000).

674354316552 is an abundant number, since it is smaller than the sum of its proper divisors (1269631859448).

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

674354316552 is a wasteful number, since it uses less digits than its factorization.

674354316552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78027 (or 78023 counting only the distinct ones).

The product of its digits is 9072000, while the sum is 51.

The spelling of 674354316552 in words is "six hundred seventy-four billion, three hundred fifty-four million, three hundred sixteen thousand, five hundred fifty-two".