13405422353444 has 24 divisors (see below), whose sum is σ = 25615627573536. Its totient is φ = 6087788648000.

The previous prime is 13405422353441. The next prime is 13405422353459. The reversal of 13405422353444 is 44435322450431.

13405422353444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13405422353444² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 13405422353395 and 13405422353404.

It is not an unprimeable number, because it can be changed into a prime (13405422353441) 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, 139580177 + ... + 139676184.

It is an arithmetic number, because the mean of its divisors is an integer number (1067317815564).

Almost surely, 2^{13405422353444} is an apocalyptic number.

It is an amenable number.

13405422353444 is a deficient number, since it is larger than the sum of its proper divisors (12210205220092).

13405422353444 is a wasteful number, since it uses less digits than its factorization.

13405422353444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279257467 (or 279257465 counting only the distinct ones).

The product of its (nonzero) digits is 2764800, while the sum is 44.

The spelling of 13405422353444 in words is "thirteen trillion, four hundred five billion, four hundred twenty-two million, three hundred fifty-three thousand, four hundred forty-four".