9864624445 has 16 divisors (see below), whose sum is σ = 13302398592. Its totient is φ = 6967920960.

The previous prime is 9864624443. The next prime is 9864624457. The reversal of 9864624445 is 5444264689.

It is a happy number.

It is not a de Polignac number, because 9864624445 - 2¹ = 9864624443 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9864624392 and 9864624401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9864624443) 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, 3297711 + ... + 3300700.

It is an arithmetic number, because the mean of its divisors is an integer number (831399912).

Almost surely, 2^9864624445 is an apocalyptic number.

It is an amenable number.

9864624445 is a deficient number, since it is larger than the sum of its proper divisors (3437774147).

9864624445 is a wasteful number, since it uses less digits than its factorization.

9864624445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6598452.

The product of its digits is 6635520, while the sum is 52.

The square root of 9864624445 is about 99320.8157689011. The cubic root of 9864624445 is about 2144.6685603126.

The spelling of 9864624445 in words is "nine billion, eight hundred sixty-four million, six hundred twenty-four thousand, four hundred forty-five".