13444523550400 has 42 divisors (see below), whose sum is σ = 33081930765140. Its totient is φ = 5377809419520.

The previous prime is 13444523550373. The next prime is 13444523550541. The reversal of 13444523550400 is 405532544431.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4201412010 + ... + 4201415209.

Almost surely, 2^{13444523550400} is an apocalyptic number.

13444523550400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13444523550400 is an abundant number, since it is smaller than the sum of its proper divisors (19637407214740).

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

13444523550400 is an equidigital number, since it uses as much as digits as its factorization.

13444523550400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8402827241 (or 8402827226 counting only the distinct ones).

The product of its (nonzero) digits is 576000, while the sum is 40.

The spelling of 13444523550400 in words is "thirteen trillion, four hundred forty-four billion, five hundred twenty-three million, five hundred fifty thousand, four hundred".