14427632457 has 48 divisors (see below), whose sum is σ = 23970885120. Its totient is φ = 8191282176.

The previous prime is 14427632447. The next prime is 14427632477. The reversal of 14427632457 is 75423672441.

14427632457 is a `hidden beast` number, since 1 + 4 + 4 + 2 + 7 + 632 + 4 + 5 + 7 = 666.

It is not a de Polignac number, because 14427632457 - 2¹² = 14427628361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14427632447) 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 47 ways as a sum of consecutive naturals, for example, 9289393 + ... + 9290945.

It is an arithmetic number, because the mean of its divisors is an integer number (499393440).

Almost surely, 2^14427632457 is an apocalyptic number.

It is an amenable number.

14427632457 is a deficient number, since it is larger than the sum of its proper divisors (9543252663).

14427632457 is a wasteful number, since it uses less digits than its factorization.

14427632457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2422 (or 2419 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 45.

The spelling of 14427632457 in words is "fourteen billion, four hundred twenty-seven million, six hundred thirty-two thousand, four hundred fifty-seven".