729374810416 has 40 divisors (see below), whose sum is σ = 1622698513664. Its totient is φ = 311107728960.

The previous prime is 729374810413. The next prime is 729374810429. The reversal of 729374810416 is 614018473927.

It is a happy number.

It is a super-2 number, since 2×729374810416² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (729374810413) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15408300 + ... + 15455563.

Almost surely, 2^729374810416 is an apocalyptic number.

It is an amenable number.

729374810416 is an abundant number, since it is smaller than the sum of its proper divisors (893323703248).

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

729374810416 is a wasteful number, since it uses less digits than its factorization.

729374810416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30864089 (or 30864083 counting only the distinct ones).

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 729374810416 in words is "seven hundred twenty-nine billion, three hundred seventy-four million, eight hundred ten thousand, four hundred sixteen".