9955332061 has 4 divisors (see below), whose sum is σ = 9986737212. Its totient is φ = 9923926912.

The previous prime is 9955332047. The next prime is 9955332067. The reversal of 9955332061 is 1602335599.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 506520036 + 9448812025 = 22506^2 + 97205^2 .

It is a cyclic number.

It is not a de Polignac number, because 9955332061 - 2⁹ = 9955331549 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9955331999 and 9955332017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9955332067) 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, 15702100 + ... + 15702733.

It is an arithmetic number, because the mean of its divisors is an integer number (2496684303).

Almost surely, 2^9955332061 is an apocalyptic number.

It is an amenable number.

9955332061 is a deficient number, since it is larger than the sum of its proper divisors (31405151).

9955332061 is a wasteful number, since it uses less digits than its factorization.

9955332061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31405150.

The product of its (nonzero) digits is 218700, while the sum is 43.

The square root of 9955332061 is about 99776.4103433271. The cubic root of 9955332061 is about 2151.2220966987. Note that the first 3 decimals are identical.

The spelling of 9955332061 in words is "nine billion, nine hundred fifty-five million, three hundred thirty-two thousand, sixty-one".