9738992544 has 48 divisors (see below), whose sum is σ = 25570429920. Its totient is φ = 3245623040.

The previous prime is 9738992537. The next prime is 9738992617. The reversal of 9738992544 is 4452998379.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 615322 + ... + 630950.

It is an arithmetic number, because the mean of its divisors is an integer number (532717290).

Almost surely, 2^9738992544 is an apocalyptic number.

It is an amenable number.

9738992544 is an abundant number, since it is smaller than the sum of its proper divisors (15831437376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9738992544 is a wasteful number, since it uses less digits than its factorization.

9738992544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22133 (or 22125 counting only the distinct ones).

The product of its digits is 19595520, while the sum is 60.

The square root of 9738992544 is about 98686.3341299088. The cubic root of 9738992544 is about 2135.5250876447.

The spelling of 9738992544 in words is "nine billion, seven hundred thirty-eight million, nine hundred ninety-two thousand, five hundred forty-four".