9677422779 has 32 divisors (see below), whose sum is σ = 13972788480. Its totient is φ = 5936913792.

The previous prime is 9677422747. The next prime is 9677422789. The reversal of 9677422779 is 9772247769.

It is not a de Polignac number, because 9677422779 - 2⁵ = 9677422747 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9677422789) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1373664 + ... + 1380690.

It is an arithmetic number, because the mean of its divisors is an integer number (436649640).

Almost surely, 2^9677422779 is an apocalyptic number.

9677422779 is a deficient number, since it is larger than the sum of its proper divisors (4295365701).

9677422779 is a wasteful number, since it uses less digits than its factorization.

9677422779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7739.

The product of its digits is 18670176, while the sum is 60.

The square root of 9677422779 is about 98373.8927714056. The cubic root of 9677422779 is about 2131.0153181459.

The spelling of 9677422779 in words is "nine billion, six hundred seventy-seven million, four hundred twenty-two thousand, seven hundred seventy-nine".