29769016369 has 9 divisors (see below), whose sum is σ = 30424163641. Its totient is φ = 29127696340.

The previous prime is 29769016351. The next prime is 29769016393. The reversal of 29769016369 is 96361096792.

The square root of 29769016369 is 172537.

It is a perfect power (a square), and thus also a powerful number.

It is not a de Polignac number, because 29769016369 - 2⁵ = 29769016337 is a prime.

It is a super-2 number, since 2×29769016369² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (29769016169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 8107404 + ... + 8111074.

Almost surely, 2^29769016369 is an apocalyptic number.

29769016369 is the 172537-th square number.

29769016369 is the 86269-th centered octagonal number.

It is an amenable number.

29769016369 is a deficient number, since it is larger than the sum of its proper divisors (655147272).

29769016369 is an frugal number, since it uses more digits than its factorization.

29769016369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7436 (or 3718 counting only the distinct ones).

The product of its (nonzero) digits is 6613488, while the sum is 58.

The spelling of 29769016369 in words is "twenty-nine billion, seven hundred sixty-nine million, sixteen thousand, three hundred sixty-nine".