74059494912 has 280 divisors, whose sum is σ = 238941831744. Its totient is φ = 22786043904.

The previous prime is 74059494911. The next prime is 74059494931. The reversal of 74059494912 is 21949495047.

74059494912 is a `hidden beast` number, since 7 + 4 + 0 + 594 + 9 + 49 + 1 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74059494911) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 4844593 + ... + 4859855.

Almost surely, 2^74059494912 is an apocalyptic number.

74059494912 is a gapful number since it is divisible by the number (72) 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 74059494912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119470915872).

74059494912 is an abundant number, since it is smaller than the sum of its proper divisors (164882336832).

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

74059494912 is an equidigital number, since it uses as much as digits as its factorization.

74059494912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15312 (or 15281 counting only the distinct ones).

The product of its (nonzero) digits is 3265920, while the sum is 54.

The spelling of 74059494912 in words is "seventy-four billion, fifty-nine million, four hundred ninety-four thousand, nine hundred twelve".