441554164 has 6 divisors (see below), whose sum is σ = 772719794. Its totient is φ = 220777080.

The previous prime is 441554153. The next prime is 441554219. The reversal of 441554164 is 461455144.

It can be written as a sum of positive squares in only one way, i.e., 326163600 + 115390564 = 18060^2 + 10742^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55194267 + ... + 55194274.

Almost surely, 2^441554164 is an apocalyptic number.

It is an amenable number.

441554164 is a deficient number, since it is larger than the sum of its proper divisors (331165630).

441554164 is a wasteful number, since it uses less digits than its factorization.

441554164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110388545 (or 110388543 counting only the distinct ones).

The product of its digits is 38400, while the sum is 34.

The square root of 441554164 is about 21013.1902385145. The cubic root of 441554164 is about 761.4849567782.

The spelling of 441554164 in words is "four hundred forty-one million, five hundred fifty-four thousand, one hundred sixty-four".