441475378911 has 48 divisors (see below), whose sum is σ = 746701502976. Its totient is φ = 246084931008.

The previous prime is 441475378901. The next prime is 441475378951. The reversal of 441475378911 is 119873574144.

441475378911 is a `hidden beast` number, since 4 + 4 + 14 + 7 + 537 + 8 + 91 + 1 = 666.

It is not a de Polignac number, because 441475378911 - 2¹⁸ = 441475116767 is a prime.

It is a super-2 number, since 2×441475378911² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (441475378901) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1988646 + ... + 2199468.

It is an arithmetic number, because the mean of its divisors is an integer number (15556281312).

Almost surely, 2^441475378911 is an apocalyptic number.

441475378911 is a deficient number, since it is larger than the sum of its proper divisors (305226124065).

441475378911 is a wasteful number, since it uses less digits than its factorization.

441475378911 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211652 (or 211649 counting only the distinct ones).

The product of its digits is 3386880, while the sum is 54.

The spelling of 441475378911 in words is "four hundred forty-one billion, four hundred seventy-five million, three hundred seventy-eight thousand, nine hundred eleven".