14435217447957 has 6 divisors (see below), whose sum is σ = 20850869647062. Its totient is φ = 9623478298632.

The previous prime is 14435217447949. The next prime is 14435217447983. The reversal of 14435217447957 is 75974471253441.

14435217447957 is a `hidden beast` number, since 1 + 4 + 43 + 5 + 2 + 1 + 74 + 479 + 57 = 666.

It can be written as a sum of positive squares in only one way, i.e., 10477819406916 + 3957398041041 = 3236946^2 + 1989321^2 .

It is not a de Polignac number, because 14435217447957 - 2³ = 14435217447949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 14435217447894 and 14435217447903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14435217447257) 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 5 ways as a sum of consecutive naturals, for example, 801956524878 + ... + 801956524895.

It is an arithmetic number, because the mean of its divisors is an integer number (3475144941177).

Almost surely, 2^{14435217447957} is an apocalyptic number.

It is an amenable number.

14435217447957 is a deficient number, since it is larger than the sum of its proper divisors (6415652199105).

14435217447957 is a wasteful number, since it uses less digits than its factorization.

14435217447957 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1603913049779 (or 1603913049776 counting only the distinct ones).

The product of its digits is 118540800, while the sum is 63.

The spelling of 14435217447957 in words is "fourteen trillion, four hundred thirty-five billion, two hundred seventeen million, four hundred forty-seven thousand, nine hundred fifty-seven".