14579672440 has 16 divisors (see below), whose sum is σ = 32804263080. Its totient is φ = 5831868960.

The previous prime is 14579672411. The next prime is 14579672491. The reversal of 14579672440 is 4427697541.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182245866 + ... + 182245945.

Almost surely, 2^14579672440 is an apocalyptic number.

14579672440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14579672440 is an abundant number, since it is smaller than the sum of its proper divisors (18224590640).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14579672440 is a wasteful number, since it uses less digits than its factorization.

14579672440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 364491822 (or 364491818 counting only the distinct ones).

The product of its (nonzero) digits is 1693440, while the sum is 49.

The spelling of 14579672440 in words is "fourteen billion, five hundred seventy-nine million, six hundred seventy-two thousand, four hundred forty".