727342835904 has 140 divisors (see below), whose sum is σ = 2156531018400. Its totient is φ = 242396001792.

The previous prime is 727342835899. The next prime is 727342835911. The reversal of 727342835904 is 409538243727.

It is a happy number.

727342835904 is a `hidden beast` number, since 7 + 2 + 7 + 3 + 42 + 8 + 3 + 590 + 4 = 666.

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

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 30257362 + ... + 30281390.

Almost surely, 2^727342835904 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 727342835904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1078265509200).

727342835904 is an abundant number, since it is smaller than the sum of its proper divisors (1429188182496).

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

727342835904 is a wasteful number, since it uses less digits than its factorization.

727342835904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29892 (or 29873 counting only the distinct ones).

The product of its (nonzero) digits is 10160640, while the sum is 54.

The spelling of 727342835904 in words is "seven hundred twenty-seven billion, three hundred forty-two million, eight hundred thirty-five thousand, nine hundred four".