9738551841 has 16 divisors (see below), whose sum is σ = 13140581376. Its totient is φ = 6414731856.

The previous prime is 9738551819. The next prime is 9738551843. The reversal of 9738551841 is 1481558379.

It is not a de Polignac number, because 9738551841 - 2¹⁰ = 9738550817 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9738551843) 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, 101316 + ... + 172458.

It is an arithmetic number, because the mean of its divisors is an integer number (821286336).

Almost surely, 2^9738551841 is an apocalyptic number.

It is an amenable number.

9738551841 is a deficient number, since it is larger than the sum of its proper divisors (3402029535).

9738551841 is a wasteful number, since it uses less digits than its factorization.

9738551841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71692.

The product of its digits is 1209600, while the sum is 51.

The square root of 9738551841 is about 98684.1012574974. The cubic root of 9738551841 is about 2135.4928753289.

The spelling of 9738551841 in words is "nine billion, seven hundred thirty-eight million, five hundred fifty-one thousand, eight hundred forty-one".