14477891924 has 6 divisors (see below), whose sum is σ = 25336310874. Its totient is φ = 7238945960.

The previous prime is 14477891921. The next prime is 14477891957. The reversal of 14477891924 is 42919877441.

It can be written as a sum of positive squares in only one way, i.e., 10146935824 + 4330956100 = 100732^2 + 65810^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 14477891924.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14477891921) 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 as a sum of consecutive naturals, namely, 1809736487 + ... + 1809736494.

It is an arithmetic number, because the mean of its divisors is an integer number (4222718479).

Almost surely, 2^14477891924 is an apocalyptic number.

It is an amenable number.

14477891924 is a deficient number, since it is larger than the sum of its proper divisors (10858418950).

14477891924 is a wasteful number, since it uses less digits than its factorization.

14477891924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3619472985 (or 3619472983 counting only the distinct ones).

The product of its digits is 4064256, while the sum is 56.

The spelling of 14477891924 in words is "fourteen billion, four hundred seventy-seven million, eight hundred ninety-one thousand, nine hundred twenty-four".