74276725140 has 96 divisors (see below), whose sum is σ = 231490224000. Its totient is φ = 19772234496.

The previous prime is 74276725129. The next prime is 74276725217. The reversal of 74276725140 is 4152767247.

74276725140 is a `hidden beast` number, since 7 + 427 + 67 + 25 + 140 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 186391 + ... + 428129.

It is an arithmetic number, because the mean of its divisors is an integer number (2411356500).

Almost surely, 2^74276725140 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 74276725140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115745112000).

74276725140 is an abundant number, since it is smaller than the sum of its proper divisors (157213498860).

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

74276725140 is a wasteful number, since it uses less digits than its factorization.

74276725140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 242326 (or 242318 counting only the distinct ones).

The product of its (nonzero) digits is 658560, while the sum is 45.

The spelling of 74276725140 in words is "seventy-four billion, two hundred seventy-six million, seven hundred twenty-five thousand, one hundred forty".