429750226681 has 4 divisors (see below), whose sum is σ = 429751953664. Its totient is φ = 429748499700.

The previous prime is 429750226637. The next prime is 429750226687. The reversal of 429750226681 is 186622057924.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 429750226681 - 2⁷ = 429750226553 is a prime.

It is a super-2 number, since 2×429750226681² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (429750226687) 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 3 ways as a sum of consecutive naturals, for example, 411285 + ... + 1014226.

It is an arithmetic number, because the mean of its divisors is an integer number (107437988416).

Almost surely, 2^429750226681 is an apocalyptic number.

It is an amenable number.

429750226681 is a deficient number, since it is larger than the sum of its proper divisors (1726983).

429750226681 is a wasteful number, since it uses less digits than its factorization.

429750226681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1726982.

The product of its (nonzero) digits is 2903040, while the sum is 52.

The spelling of 429750226681 in words is "four hundred twenty-nine billion, seven hundred fifty million, two hundred twenty-six thousand, six hundred eighty-one".