429729209725 has 12 divisors (see below), whose sum is σ = 544201758144. Its totient is φ = 336468827120.

The previous prime is 429729209687. The next prime is 429729209729. The reversal of 429729209725 is 527902927924.

It is not a de Polignac number, because 429729209725 - 2¹³ = 429729201533 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 429729209725.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (429729209729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 182862319 + ... + 182864668.

It is an arithmetic number, because the mean of its divisors is an integer number (45350146512).

Almost surely, 2^429729209725 is an apocalyptic number.

It is an amenable number.

429729209725 is a deficient number, since it is larger than the sum of its proper divisors (114472548419).

429729209725 is a wasteful number, since it uses less digits than its factorization.

429729209725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365727044 (or 365727039 counting only the distinct ones).

The product of its (nonzero) digits is 11430720, while the sum is 58.

The spelling of 429729209725 in words is "four hundred twenty-nine billion, seven hundred twenty-nine million, two hundred nine thousand, seven hundred twenty-five".