13340273856 has 112 divisors (see below), whose sum is σ = 43441461504. Its totient is φ = 3518309376.

The previous prime is 13340273839. The next prime is 13340273857. The reversal of 13340273856 is 65837204331.

It is a tau number, because it is divible by the number of its divisors (112).

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (13340273857) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 364290 + ... + 399233.

It is an arithmetic number, because the mean of its divisors is an integer number (387870192).

Almost surely, 2^13340273856 is an apocalyptic number.

13340273856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13340273856 is an abundant number, since it is smaller than the sum of its proper divisors (30101187648).

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

13340273856 is a wasteful number, since it uses less digits than its factorization.

13340273856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763558 (or 763548 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 42.

The spelling of 13340273856 in words is "thirteen billion, three hundred forty million, two hundred seventy-three thousand, eight hundred fifty-six".