544402450446 has 16 divisors (see below), whose sum is σ = 1098793938000. Its totient is φ = 179802643968.

The previous prime is 544402450399. The next prime is 544402450463. The reversal of 544402450446 is 644054204445.

It is a junction number, because it is equal to n+sod(n) for n = 544402450398 and 544402450407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 416209171 + ... + 416210478.

It is an arithmetic number, because the mean of its divisors is an integer number (68674621125).

Almost surely, 2^544402450446 is an apocalyptic number.

544402450446 is an abundant number, since it is smaller than the sum of its proper divisors (554391487554).

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

544402450446 is a wasteful number, since it uses less digits than its factorization.

544402450446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 832419763.

The product of its (nonzero) digits is 1228800, while the sum is 42.

The spelling of 544402450446 in words is "five hundred forty-four billion, four hundred two million, four hundred fifty thousand, four hundred forty-six".