9745440023 has 8 divisors (see below), whose sum is σ = 10974337536. Its totient is φ = 8573700600.

The previous prime is 9745440013. The next prime is 9745440037. The reversal of 9745440023 is 3200445479.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 9745440023 - 2¹² = 9745435927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9745440013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14289161 + ... + 14289842.

It is an arithmetic number, because the mean of its divisors is an integer number (1371792192).

Almost surely, 2^9745440023 is an apocalyptic number.

9745440023 is a deficient number, since it is larger than the sum of its proper divisors (1228897513).

9745440023 is a wasteful number, since it uses less digits than its factorization.

9745440023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28579045.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 9745440023 is about 98718.9952491414. The cubic root of 9745440023 is about 2135.9962423280.

The spelling of 9745440023 in words is "nine billion, seven hundred forty-five million, four hundred forty thousand, twenty-three".