544434421546 has 16 divisors (see below), whose sum is σ = 826842056544. Its totient is φ = 268823190544.

The previous prime is 544434421477. The next prime is 544434421567. The reversal of 544434421546 is 645124434445.

It is a junction number, because it is equal to n+sod(n) for n = 544434421496 and 544434421505.

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, 304480 + ... + 1087003.

It is an arithmetic number, because the mean of its divisors is an integer number (51677628534).

Almost surely, 2^544434421546 is an apocalyptic number.

544434421546 is a deficient number, since it is larger than the sum of its proper divisors (282407634998).

544434421546 is a wasteful number, since it uses less digits than its factorization.

544434421546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1393925.

The product of its digits is 3686400, while the sum is 46.

The spelling of 544434421546 in words is "five hundred forty-four billion, four hundred thirty-four million, four hundred twenty-one thousand, five hundred forty-six".