69734549329 has 9 divisors (see below), whose sum is σ = 70139590857. Its totient is φ = 69331838004.

The previous prime is 69734549317. The next prime is 69734549351. The reversal of 69734549329 is 92394543796.

The square root of 69734549329 is 264073.

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

It is not a de Polignac number, because 69734549329 - 2⁷ = 69734549201 is a prime.

It is a super-3 number, since 3×69734549329³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (69734549309) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 52549864 + ... + 52551190.

It is an arithmetic number, because the mean of its divisors is an integer number (7793287873).

Almost surely, 2^69734549329 is an apocalyptic number.

69734549329 is the 264073-rd square number.

69734549329 is the 132037-th centered octagonal number.

It is an amenable number.

69734549329 is a deficient number, since it is larger than the sum of its proper divisors (405041528).

69734549329 is an frugal number, since it uses more digits than its factorization.

69734549329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3052 (or 1526 counting only the distinct ones).

The product of its digits is 44089920, while the sum is 61.

The spelling of 69734549329 in words is "sixty-nine billion, seven hundred thirty-four million, five hundred forty-nine thousand, three hundred twenty-nine".