729294430000 has 50 divisors (see below), whose sum is σ = 1765694768684. Its totient is φ = 291717768000.

The previous prime is 729294429949. The next prime is 729294430003. The reversal of 729294430000 is 34492927.

It is a tau number, because it is divible by the number of its divisors (50).

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (729294430003) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 36454722 + ... + 36474721.

Almost surely, 2^729294430000 is an apocalyptic number.

It is an amenable number.

729294430000 is an abundant number, since it is smaller than the sum of its proper divisors (1036400338684).

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

729294430000 is an equidigital number, since it uses as much as digits as its factorization.

729294430000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72929471 (or 72929450 counting only the distinct ones).

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 729294430000 in words is "seven hundred twenty-nine billion, two hundred ninety-four million, four hundred thirty thousand".