429476132689921 has 16 divisors (see below), whose sum is σ = 438527990078208. Its totient is φ = 420509206656000.

The previous prime is 429476132689831. The next prime is 429476132689931. The reversal of 429476132689921 is 129986231674924.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-429476132689921 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (429476132689931) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 34217721 + ... + 45053353.

It is an arithmetic number, because the mean of its divisors is an integer number (27407999379888).

Almost surely, 2^{429476132689921} is an apocalyptic number.

It is an amenable number.

429476132689921 is a deficient number, since it is larger than the sum of its proper divisors (9051857388287).

429476132689921 is a wasteful number, since it uses less digits than its factorization.

429476132689921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10839552.

The product of its digits is 564350976, while the sum is 73.

The spelling of 429476132689921 in words is "four hundred twenty-nine trillion, four hundred seventy-six billion, one hundred thirty-two million, six hundred eighty-nine thousand, nine hundred twenty-one".