14675025440 has 144 divisors (see below), whose sum is σ = 37856571480. Its totient is φ = 5368688640.

The previous prime is 14675025439. The next prime is 14675025479. The reversal of 14675025440 is 4452057641.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8582910736 + 6092114704 = 92644^2 + 78052^2 .

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a junction number, because it is equal to n+sod(n) for n = 14675025394 and 14675025403.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1670660 + ... + 1679420.

Almost surely, 2^14675025440 is an apocalyptic number.

14675025440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14675025440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18928285740).

14675025440 is an abundant number, since it is smaller than the sum of its proper divisors (23181546040).

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

14675025440 is a wasteful number, since it uses less digits than its factorization.

14675025440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8843 (or 8816 counting only the distinct ones).

The product of its (nonzero) digits is 134400, while the sum is 38.

The spelling of 14675025440 in words is "fourteen billion, six hundred seventy-five million, twenty-five thousand, four hundred forty".