13460440056 has 64 divisors (see below), whose sum is σ = 39396430080. Its totient is φ = 3752037120.

The previous prime is 13460440039. The next prime is 13460440093. The reversal of 13460440056 is 65004406431.

It is a junction number, because it is equal to n+sod(n) for n = 13460439999 and 13460440026.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 970206 + ... + 983981.

It is an arithmetic number, because the mean of its divisors is an integer number (615569220).

Almost surely, 2^13460440056 is an apocalyptic number.

It is an amenable number.

13460440056 is an abundant number, since it is smaller than the sum of its proper divisors (25935990024).

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

13460440056 is a wasteful number, since it uses less digits than its factorization.

13460440056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1954244 (or 1954240 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

Adding to 13460440056 its reverse (65004406431), we get a palindrome (78464846487).

The spelling of 13460440056 in words is "thirteen billion, four hundred sixty million, four hundred forty thousand, fifty-six".