14245479477 has 40 divisors (see below), whose sum is σ = 22581948312. Its totient is φ = 8918553600.

The previous prime is 14245479467. The next prime is 14245479509. The reversal of 14245479477 is 77497454241.

14245479477 is a `hidden beast` number, since 1 + 4 + 2 + 4 + 547 + 94 + 7 + 7 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 300467556 + 13945011921 = 17334^2 + 118089^2 .

It is not a de Polignac number, because 14245479477 - 2⁸ = 14245479221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14245479467) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 623577 + ... + 646017.

Almost surely, 2^14245479477 is an apocalyptic number.

14245479477 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

14245479477 is a deficient number, since it is larger than the sum of its proper divisors (8336468835).

14245479477 is a wasteful number, since it uses less digits than its factorization.

14245479477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22931 (or 22922 counting only the distinct ones).

The product of its digits is 7902720, while the sum is 54.

The spelling of 14245479477 in words is "fourteen billion, two hundred forty-five million, four hundred seventy-nine thousand, four hundred seventy-seven".