13450432422644 has 48 divisors (see below), whose sum is σ = 27901459178880. Its totient is φ = 5553143049600.

The previous prime is 13450432422599. The next prime is 13450432422653. The reversal of 13450432422644 is 44622423405431.

It is a super-2 number, since 2×13450432422644² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13450432422595 and 13450432422604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64167854 + ... + 64377125.

It is an arithmetic number, because the mean of its divisors is an integer number (581280399560).

Almost surely, 2^{13450432422644} is an apocalyptic number.

13450432422644 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

13450432422644 is an abundant number, since it is smaller than the sum of its proper divisors (14451026756236).

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

13450432422644 is a wasteful number, since it uses less digits than its factorization.

13450432422644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128545128 (or 128545126 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 44.

The spelling of 13450432422644 in words is "thirteen trillion, four hundred fifty billion, four hundred thirty-two million, four hundred twenty-two thousand, six hundred forty-four".