9611977005 has 48 divisors (see below), whose sum is σ = 16896372480. Its totient is φ = 5054085504.

The previous prime is 9611976977. The next prime is 9611977057. The reversal of 9611977005 is 5007791169.

9611977005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 9611977005 - 2¹⁴ = 9611960621 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3116194 + ... + 3119276.

It is an arithmetic number, because the mean of its divisors is an integer number (352007760).

Almost surely, 2^9611977005 is an apocalyptic number.

It is an amenable number.

9611977005 is a deficient number, since it is larger than the sum of its proper divisors (7284395475).

9611977005 is a wasteful number, since it uses less digits than its factorization.

9611977005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4050 (or 4047 counting only the distinct ones).

The product of its (nonzero) digits is 119070, while the sum is 45.

The square root of 9611977005 is about 98040.6905575435. The cubic root of 9611977005 is about 2126.2006229286.

The spelling of 9611977005 in words is "nine billion, six hundred eleven million, nine hundred seventy-seven thousand, five".