7429484791728 has 30 divisors (see below), whose sum is σ = 20792238688364. Its totient is φ = 2476494930528.

The previous prime is 7429484791691. The next prime is 7429484791739. The reversal of 7429484791728 is 8271974849247.

7429484791728 is a `hidden beast` number, since 7 + 4 + 2 + 9 + 484 + 79 + 1 + 72 + 8 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25796822050 + ... + 25796822337.

Almost surely, 2^{7429484791728} is an apocalyptic number.

It is an amenable number.

7429484791728 is an abundant number, since it is smaller than the sum of its proper divisors (13362753896636).

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

7429484791728 is a wasteful number, since it uses less digits than its factorization.

7429484791728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51593644401 (or 51593644392 counting only the distinct ones).

The product of its digits is 455196672, while the sum is 72.

The spelling of 7429484791728 in words is "seven trillion, four hundred twenty-nine billion, four hundred eighty-four million, seven hundred ninety-one thousand, seven hundred twenty-eight".