674098595520 has 896 divisors, whose sum is σ = 2687932200960. Its totient is φ = 139611340800.

The previous prime is 674098595509. The next prime is 674098595579. The reversal of 674098595520 is 25595890476.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 426914091 + ... + 426915669.

Almost surely, 2^674098595520 is an apocalyptic number.

674098595520 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 674098595520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1343966100480).

674098595520 is an abundant number, since it is smaller than the sum of its proper divisors (2013833605440).

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

674098595520 is a wasteful number, since it uses less digits than its factorization.

674098595520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1761 (or 1751 counting only the distinct ones).

The product of its (nonzero) digits is 27216000, while the sum is 60.

The spelling of 674098595520 in words is "six hundred seventy-four billion, ninety-eight million, five hundred ninety-five thousand, five hundred twenty".