9550335981 has 8 divisors (see below), whose sum is σ = 12735090144. Its totient is φ = 6366236240.

The previous prime is 9550335979. The next prime is 9550335983. The reversal of 9550335981 is 1895330559.

It is a happy number.

9550335981 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (9550335979) and next prime (9550335983).

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 9550335981 - 2¹ = 9550335979 is a prime.

It is a super-2 number, since 2×9550335981² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 9550335981.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9550335983) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 128475 + ... + 188696.

It is an arithmetic number, because the mean of its divisors is an integer number (1591886268).

Almost surely, 2^9550335981 is an apocalyptic number.

It is an amenable number.

9550335981 is a deficient number, since it is larger than the sum of its proper divisors (3184754163).

9550335981 is a wasteful number, since it uses less digits than its factorization.

9550335981 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327211.

The product of its (nonzero) digits is 729000, while the sum is 48.

The square root of 9550335981 is about 97725.8204416827. The cubic root of 9550335981 is about 2121.6458073251.

The spelling of 9550335981 in words is "nine billion, five hundred fifty million, three hundred thirty-five thousand, nine hundred eighty-one".