9445997601 has 16 divisors (see below), whose sum is σ = 13996120320. Its totient is φ = 6296409360.

The previous prime is 9445997599. The next prime is 9445997641. The reversal of 9445997601 is 1067995449.

It is a happy number.

9445997601 is a `hidden beast` number, since 9 + 44 + 599 + 7 + 6 + 0 + 1 = 666.

It is not a de Polignac number, because 9445997601 - 2¹ = 9445997599 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9445997641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 197431 + ... + 240563.

It is an arithmetic number, because the mean of its divisors is an integer number (874757520).

Almost surely, 2^9445997601 is an apocalyptic number.

It is an amenable number.

9445997601 is a deficient number, since it is larger than the sum of its proper divisors (4550122719).

9445997601 is a wasteful number, since it uses less digits than its factorization.

9445997601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51253 (or 51247 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The square root of 9445997601 is about 97190.5221768049. The cubic root of 9445997601 is about 2113.8911002076.

The spelling of 9445997601 in words is "nine billion, four hundred forty-five million, nine hundred ninety-seven thousand, six hundred one".