441326040311509 has 16 divisors (see below), whose sum is σ = 442093039511040. Its totient is φ = 440559815270400.

The previous prime is 441326040311489. The next prime is 441326040311551. The reversal of 441326040311509 is 905113040623144.

It is a cyclic number.

It is not a de Polignac number, because 441326040311509 - 2¹⁷ = 441326040180437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441326040311609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8112434709 + ... + 8112489109.

It is an arithmetic number, because the mean of its divisors is an integer number (27630814969440).

Almost surely, 2^{441326040311509} is an apocalyptic number.

It is an amenable number.

441326040311509 is a deficient number, since it is larger than the sum of its proper divisors (766999199531).

441326040311509 is a wasteful number, since it uses less digits than its factorization.

441326040311509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61260.

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 441326040311509 in words is "four hundred forty-one trillion, three hundred twenty-six billion, forty million, three hundred eleven thousand, five hundred nine".