9749450552 has 16 divisors (see below), whose sum is σ = 18281395440. Its totient is φ = 4874411776.

The previous prime is 9749450551. The next prime is 9749450569. The reversal of 9749450552 is 2550549479.

It is a self number, because there is not a number n which added to its sum of digits gives 9749450552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9749450551) 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, 142568 + ... + 199560.

It is an arithmetic number, because the mean of its divisors is an integer number (1142587215).

Almost surely, 2^9749450552 is an apocalyptic number.

It is an amenable number.

9749450552 is a deficient number, since it is larger than the sum of its proper divisors (8531944888).

9749450552 is a wasteful number, since it uses less digits than its factorization.

9749450552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78382 (or 78378 counting only the distinct ones).

The product of its (nonzero) digits is 2268000, while the sum is 50.

The square root of 9749450552 is about 98739.3060133603. The cubic root of 9749450552 is about 2136.2892101162.

The spelling of 9749450552 in words is "nine billion, seven hundred forty-nine million, four hundred fifty thousand, five hundred fifty-two".