13441554644 has 12 divisors (see below), whose sum is σ = 26883109344. Its totient is φ = 5760666264.

The previous prime is 13441554601. The next prime is 13441554649. The reversal of 13441554644 is 44645514431.

13441554644 is an admirable number.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13441554649) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 240027734 + ... + 240027789.

It is an arithmetic number, because the mean of its divisors is an integer number (2240259112).

Almost surely, 2^13441554644 is an apocalyptic number.

13441554644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13441554644 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

13441554644 is a wasteful number, since it uses less digits than its factorization.

13441554644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 480055534 (or 480055532 counting only the distinct ones).

The product of its digits is 460800, while the sum is 41.

The spelling of 13441554644 in words is "thirteen billion, four hundred forty-one million, five hundred fifty-four thousand, six hundred forty-four".