74028659712 has 352 divisors, whose sum is σ = 238486963200. Its totient is φ = 19943718912.

The previous prime is 74028659707. The next prime is 74028659713. The reversal of 74028659712 is 21795682047.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74028659713) 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, 167107363 + ... + 167107805.

Almost surely, 2^74028659712 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 74028659712, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119243481600).

74028659712 is an abundant number, since it is smaller than the sum of its proper divisors (164458303488).

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

74028659712 is a wasteful number, since it uses less digits than its factorization.

74028659712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901 (or 883 counting only the distinct ones).

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

The spelling of 74028659712 in words is "seventy-four billion, twenty-eight million, six hundred fifty-nine thousand, seven hundred twelve".