13466445456 has 40 divisors (see below), whose sum is σ = 34879196160. Its totient is φ = 4477088896.

The previous prime is 13466445451. The next prime is 13466445457. The reversal of 13466445456 is 65454466431.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (13466445451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 347871 + ... + 384638.

It is an arithmetic number, because the mean of its divisors is an integer number (871979904).

Almost surely, 2^13466445456 is an apocalyptic number.

13466445456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13466445456 is an abundant number, since it is smaller than the sum of its proper divisors (21412750704).

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

13466445456 is a wasteful number, since it uses less digits than its factorization.

13466445456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732903 (or 732897 counting only the distinct ones).

The product of its digits is 4147200, while the sum is 48.

The spelling of 13466445456 in words is "thirteen billion, four hundred sixty-six million, four hundred forty-five thousand, four hundred fifty-six".