9497748944 has 20 divisors (see below), whose sum is σ = 18411381120. Its totient is φ = 4746424800.

The previous prime is 9497748941. The next prime is 9497748947. The reversal of 9497748944 is 4498477949.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (9497748941) and next prime (9497748947).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9497748941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120914 + ... + 183345.

It is an arithmetic number, because the mean of its divisors is an integer number (920569056).

Almost surely, 2^9497748944 is an apocalyptic number.

It is an amenable number.

9497748944 is a deficient number, since it is larger than the sum of its proper divisors (8913632176).

9497748944 is a wasteful number, since it uses less digits than its factorization.

9497748944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306218 (or 306212 counting only the distinct ones).

The product of its digits is 73156608, while the sum is 65.

The square root of 9497748944 is about 97456.3950903172. The cubic root of 9497748944 is about 2117.7444968763.

The spelling of 9497748944 in words is "nine billion, four hundred ninety-seven million, seven hundred forty-eight thousand, nine hundred forty-four".