729163400268 has 12 divisors (see below), whose sum is σ = 1701381267320. Its totient is φ = 243054466752.

The previous prime is 729163400267. The next prime is 729163400269. The reversal of 729163400268 is 862004361927.

It is an interprime number because it is at equal distance from previous prime (729163400267) and next prime (729163400269).

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (729163400263) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30381808333 + ... + 30381808356.

Almost surely, 2^729163400268 is an apocalyptic number.

It is an amenable number.

729163400268 is an abundant number, since it is smaller than the sum of its proper divisors (972217867052).

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

729163400268 is a wasteful number, since it uses less digits than its factorization.

729163400268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60763616696 (or 60763616694 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 48.

The spelling of 729163400268 in words is "seven hundred twenty-nine billion, one hundred sixty-three million, four hundred thousand, two hundred sixty-eight".