4445235120213 has 48 divisors (see below), whose sum is σ = 6606882749376. Its totient is φ = 2879098675200.

The previous prime is 4445235120199. The next prime is 4445235120233. The reversal of 4445235120213 is 3120215325444.

It is a happy number.

4445235120213 is a `hidden beast` number, since 4 + 4 + 4 + 523 + 5 + 120 + 2 + 1 + 3 = 666.

It is not a de Polignac number, because 4445235120213 - 2⁵ = 4445235120181 is a prime.

It is a super-2 number, since 2×4445235120213² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4445235120233) 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, 15510070 + ... + 15794072.

It is an arithmetic number, because the mean of its divisors is an integer number (137643390612).

Almost surely, 2^{4445235120213} is an apocalyptic number.

It is an amenable number.

4445235120213 is a deficient number, since it is larger than the sum of its proper divisors (2161647629163).

4445235120213 is a wasteful number, since it uses less digits than its factorization.

4445235120213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284434 (or 284431 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

The spelling of 4445235120213 in words is "four trillion, four hundred forty-five billion, two hundred thirty-five million, one hundred twenty thousand, two hundred thirteen".