729364436430 has 64 divisors (see below), whose sum is σ = 2001109777920. Its totient is φ = 166664594304.

The previous prime is 729364436417. The next prime is 729364436441. The reversal of 729364436430 is 34634463927.

It is a super-2 number, since 2×729364436430² (a number of 25 digits) contains 22 as substring.

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, 252492 + ... + 1233888.

It is an arithmetic number, because the mean of its divisors is an integer number (31267340280).

Almost surely, 2^729364436430 is an apocalyptic number.

729364436430 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

729364436430 is an abundant number, since it is smaller than the sum of its proper divisors (1271745341490).

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

729364436430 is a wasteful number, since it uses less digits than its factorization.

729364436430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 984953.

The product of its (nonzero) digits is 7838208, while the sum is 51.

The spelling of 729364436430 in words is "seven hundred twenty-nine billion, three hundred sixty-four million, four hundred thirty-six thousand, four hundred thirty".