9740445897 has 32 divisors (see below), whose sum is σ = 15990489088. Its totient is φ = 5135835456.

The previous prime is 9740445859. The next prime is 9740445907. The reversal of 9740445897 is 7985440479.

It is a happy number.

It is not a de Polignac number, because 9740445897 - 2¹⁰ = 9740444873 is a prime.

It is a super-3 number, since 3×9740445897³ (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (9740445497) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 940248 + ... + 950550.

It is an arithmetic number, because the mean of its divisors is an integer number (499702784).

Almost surely, 2^9740445897 is an apocalyptic number.

It is an amenable number.

9740445897 is a deficient number, since it is larger than the sum of its proper divisors (6250043191).

9740445897 is a wasteful number, since it uses less digits than its factorization.

9740445897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13789.

The product of its (nonzero) digits is 10160640, while the sum is 57.

The square root of 9740445897 is about 98693.6973519586. The cubic root of 9740445897 is about 2135.6313107269.

The spelling of 9740445897 in words is "nine billion, seven hundred forty million, four hundred forty-five thousand, eight hundred ninety-seven".