9469640944 has 20 divisors (see below), whose sum is σ = 18774115096. Its totient is φ = 4624708032.

The previous prime is 9469640923. The next prime is 9469640953. The reversal of 9469640944 is 4490469649.

It is a happy number.

It is a super-2 number, since 2×9469640944² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

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, 6881319 + ... + 6882694.

Almost surely, 2^9469640944 is an apocalyptic number.

It is an amenable number.

9469640944 is a deficient number, since it is larger than the sum of its proper divisors (9304474152).

9469640944 is a wasteful number, since it uses less digits than its factorization.

9469640944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13764064 (or 13764058 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 55.

The square root of 9469640944 is about 97312.0801545214. The cubic root of 9469640944 is about 2115.6533213727.

The spelling of 9469640944 in words is "nine billion, four hundred sixty-nine million, six hundred forty thousand, nine hundred forty-four".