430421628556 has 24 divisors (see below), whose sum is σ = 814311194480. Its totient is φ = 198373551552.

The previous prime is 430421628551. The next prime is 430421628563. The reversal of 430421628556 is 655826124034.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (430421628551) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 76530195 + ... + 76535818.

Almost surely, 2^430421628556 is an apocalyptic number.

It is an amenable number.

430421628556 is a deficient number, since it is larger than the sum of its proper divisors (383889565924).

430421628556 is a wasteful number, since it uses less digits than its factorization.

430421628556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153066073 (or 153066071 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 46.

The spelling of 430421628556 in words is "four hundred thirty billion, four hundred twenty-one million, six hundred twenty-eight thousand, five hundred fifty-six".