74674198500 has 192 divisors, whose sum is σ = 239573617920. Its totient is φ = 17923200000.

The previous prime is 74674198499. The next prime is 74674198507. The reversal of 74674198500 is 589147647.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (74674198507) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1644096 + ... + 1688904.

It is an arithmetic number, because the mean of its divisors is an integer number (1247779260).

Almost surely, 2^74674198500 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 74674198500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119786808960).

74674198500 is an abundant number, since it is smaller than the sum of its proper divisors (164899419420).

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

74674198500 is a wasteful number, since it uses less digits than its factorization.

74674198500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44943 (or 44931 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 51.

The spelling of 74674198500 in words is "seventy-four billion, six hundred seventy-four million, one hundred ninety-eight thousand, five hundred".