445424854511 has 32 divisors (see below), whose sum is σ = 550704056448. Its totient is φ = 350826577920.

The previous prime is 445424854507. The next prime is 445424854517. The reversal of 445424854511 is 115458424544.

It is not a de Polignac number, because 445424854511 - 2² = 445424854507 is a prime.

It is a super-2 number, since 2×445424854511² (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 (445424854517) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 27941135 + ... + 27957071.

It is an arithmetic number, because the mean of its divisors is an integer number (17209501764).

Almost surely, 2^445424854511 is an apocalyptic number.

445424854511 is a deficient number, since it is larger than the sum of its proper divisors (105279201937).

445424854511 is a wasteful number, since it uses less digits than its factorization.

445424854511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17331.

The product of its digits is 2048000, while the sum is 47.

The spelling of 445424854511 in words is "four hundred forty-five billion, four hundred twenty-four million, eight hundred fifty-four thousand, five hundred eleven".