14812662440 has 16 divisors (see below), whose sum is σ = 33328490580. Its totient is φ = 5925064960.

The previous prime is 14812662421. The next prime is 14812662481. The reversal of 14812662440 is 4426621841.

It can be written as a sum of positive squares in 2 ways, for example, as 14809429636 + 3232804 = 121694^2 + 1798^2 .

It is a super-2 number, since 2×14812662440² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 14812662394 and 14812662403.

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, 185158241 + ... + 185158320.

Almost surely, 2^14812662440 is an apocalyptic number.

14812662440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14812662440 is an abundant number, since it is smaller than the sum of its proper divisors (18515828140).

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

14812662440 is a wasteful number, since it uses less digits than its factorization.

14812662440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370316572 (or 370316568 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 38.

The spelling of 14812662440 in words is "fourteen billion, eight hundred twelve million, six hundred sixty-two thousand, four hundred forty".