9945437324 has 12 divisors (see below), whose sum is σ = 17405383464. Its totient is φ = 4972470624.

The previous prime is 9945437309. The next prime is 9945437389. The reversal of 9945437324 is 4237345499.

It is a super-2 number, since 2×9945437324² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51152 + ... + 150024.

It is an arithmetic number, because the mean of its divisors is an integer number (1450448622).

Almost surely, 2^9945437324 is an apocalyptic number.

It is an amenable number.

9945437324 is a deficient number, since it is larger than the sum of its proper divisors (7459946140).

9945437324 is a wasteful number, since it uses less digits than its factorization.

9945437324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124024 (or 124022 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 50.

The square root of 9945437324 is about 99726.8134655871. The cubic root of 9945437324 is about 2150.5091510224.

The spelling of 9945437324 in words is "nine billion, nine hundred forty-five million, four hundred thirty-seven thousand, three hundred twenty-four".