729583703420 has 96 divisors (see below), whose sum is σ = 1800672685056. Its totient is φ = 244800979200.

The previous prime is 729583703417. The next prime is 729583703449. The reversal of 729583703420 is 24307385927.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7591307 + ... + 7686813.

It is an arithmetic number, because the mean of its divisors is an integer number (18757007136).

Almost surely, 2^729583703420 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 729583703420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (900336342528).

729583703420 is an abundant number, since it is smaller than the sum of its proper divisors (1071088981636).

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

729583703420 is a wasteful number, since it uses less digits than its factorization.

729583703420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98211 (or 98209 counting only the distinct ones).

The product of its (nonzero) digits is 2540160, while the sum is 50.

The spelling of 729583703420 in words is "seven hundred twenty-nine billion, five hundred eighty-three million, seven hundred three thousand, four hundred twenty".