9450573749 has 4 divisors (see below), whose sum is σ = 9491842860. Its totient is φ = 9409304640.

The previous prime is 9450573701. The next prime is 9450573757. The reversal of 9450573749 is 9473750549.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9473750549 = 1597 ⋅5932217.

It can be written as a sum of positive squares in 2 ways, for example, as 9073515025 + 377058724 = 95255^2 + 19418^2 .

It is a cyclic number.

It is not a de Polignac number, because 9450573749 - 2¹⁶ = 9450508213 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 9450573749.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9450573149) 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, 20634212 + ... + 20634669.

It is an arithmetic number, because the mean of its divisors is an integer number (2372960715).

Almost surely, 2^9450573749 is an apocalyptic number.

It is an amenable number.

9450573749 is a deficient number, since it is larger than the sum of its proper divisors (41269111).

9450573749 is a wasteful number, since it uses less digits than its factorization.

9450573749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41269110.

The product of its (nonzero) digits is 4762800, while the sum is 53.

The square root of 9450573749 is about 97214.0614777513. The cubic root of 9450573749 is about 2114.2324058499.

The spelling of 9450573749 in words is "nine billion, four hundred fifty million, five hundred seventy-three thousand, seven hundred forty-nine".