6445245411 has 120 divisors (see below), whose sum is σ = 11345951232. Its totient is φ = 3630528000.

The previous prime is 6445245383. The next prime is 6445245427. The reversal of 6445245411 is 1145425446.

6445245411 is a `hidden beast` number, since 64 + 4 + 52 + 4 + 541 + 1 = 666.

It is not a de Polignac number, because 6445245411 - 2⁶ = 6445245347 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6445245461) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 16828126 + ... + 16828508.

Almost surely, 2^6445245411 is an apocalyptic number.

6445245411 is a deficient number, since it is larger than the sum of its proper divisors (4900705821).

6445245411 is a wasteful number, since it uses less digits than its factorization.

6445245411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535 (or 515 counting only the distinct ones).

The product of its digits is 76800, while the sum is 36.

The square root of 6445245411 is about 80282.2857858444. The cubic root of 6445245411 is about 1861.0004841209. Note that the first 3 decimals are identical.

The spelling of 6445245411 in words is "six billion, four hundred forty-five million, two hundred forty-five thousand, four hundred eleven".