14563465440 has 48 divisors (see below), whose sum is σ = 45874917648. Its totient is φ = 3883590656.

The previous prime is 14563465409. The next prime is 14563465481. The reversal of 14563465440 is 4456436541.

It is a tau number, because it is divible by the number of its divisors (48).

It is a junction number, because it is equal to n+sod(n) for n = 14563465392 and 14563465401.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15169797 + ... + 15170756.

It is an arithmetic number, because the mean of its divisors is an integer number (955727451).

Almost surely, 2^14563465440 is an apocalyptic number.

14563465440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14563465440 is an abundant number, since it is smaller than the sum of its proper divisors (31311452208).

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

14563465440 is a wasteful number, since it uses less digits than its factorization.

14563465440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30340571 (or 30340563 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

The spelling of 14563465440 in words is "fourteen billion, five hundred sixty-three million, four hundred sixty-five thousand, four hundred forty".