29345403025 has 9 divisors (see below), whose sum is σ = 36389361873. Its totient is φ = 23475637200.

The previous prime is 29345403013. The next prime is 29345403049. The reversal of 29345403025 is 52030454392.

The square root of 29345403025 is 171305.

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

It can be written as a sum of positive squares in 4 ways, for example, as 8777253969 + 20568149056 = 93687^2 + 143416^2 .

It is not a de Polignac number, because 29345403025 - 2⁷ = 29345402897 is a prime.

It is a super-2 number, since 2×29345403025² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 839395 + ... + 873655.

Almost surely, 2^29345403025 is an apocalyptic number.

29345403025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

29345403025 is the 171305-th square number.

29345403025 is the 85653-rd centered octagonal number.

It is an amenable number.

29345403025 is a deficient number, since it is larger than the sum of its proper divisors (7043958848).

29345403025 is an frugal number, since it uses more digits than its factorization.

29345403025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68532 (or 34266 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 37.

The spelling of 29345403025 in words is "twenty-nine billion, three hundred forty-five million, four hundred three thousand, twenty-five".