8455109961 has 8 divisors (see below), whose sum is σ = 11298929760. Its totient is φ = 5624015072.

The previous prime is 8455109951. The next prime is 8455109977. The reversal of 8455109961 is 1699015548.

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 8455109961 - 2³¹ = 6307626313 is a prime.

It is a super-3 number, since 3×8455109961³ (a number of 31 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8455109961.

It is not an unprimeable number, because it can be changed into a prime (8455109951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3179676 + ... + 3182333.

It is an arithmetic number, because the mean of its divisors is an integer number (1412366220).

Almost surely, 2^8455109961 is an apocalyptic number.

It is an amenable number.

8455109961 is a deficient number, since it is larger than the sum of its proper divisors (2843819799).

8455109961 is a wasteful number, since it uses less digits than its factorization.

8455109961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6362455.

The product of its (nonzero) digits is 388800, while the sum is 48.

The square root of 8455109961 is about 91951.6718771334. The cubic root of 8455109961 is about 2037.2285479057.

The spelling of 8455109961 in words is "eight billion, four hundred fifty-five million, one hundred nine thousand, nine hundred sixty-one".