738389397329 has 4 divisors (see below), whose sum is σ = 750904471920. Its totient is φ = 725874322740.

The previous prime is 738389397301. The next prime is 738389397337. The reversal of 738389397329 is 923793983837.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 738389397329 - 2¹² = 738389393233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (738389397349) 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, 6257537207 + ... + 6257537324.

It is an arithmetic number, because the mean of its divisors is an integer number (187726117980).

Almost surely, 2^738389397329 is an apocalyptic number.

It is an amenable number.

738389397329 is a deficient number, since it is larger than the sum of its proper divisors (12515074591).

738389397329 is a wasteful number, since it uses less digits than its factorization.

738389397329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12515074590.

The product of its digits is 370355328, while the sum is 71.

The spelling of 738389397329 in words is "seven hundred thirty-eight billion, three hundred eighty-nine million, three hundred ninety-seven thousand, three hundred twenty-nine".