9775472789999 has 8 divisors (see below), whose sum is σ = 11172006600480. Its totient is φ = 8378948403936.

The previous prime is 9775472789987. The next prime is 9775472790037. The reversal of 9775472789999 is 9999872745779.

9775472789999 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 9775472789999 - 2¹⁶ = 9775472724463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9775472789939) 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, 27317 + ... + 4421729.

It is an arithmetic number, because the mean of its divisors is an integer number (1396500825060).

Almost surely, 2^{9775472789999} is an apocalyptic number.

9775472789999 is a deficient number, since it is larger than the sum of its proper divisors (1396533810481).

9775472789999 is a wasteful number, since it uses less digits than its factorization.

9775472789999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4712209.

The product of its digits is 45368527680, while the sum is 92.

The spelling of 9775472789999 in words is "nine trillion, seven hundred seventy-five billion, four hundred seventy-two million, seven hundred eighty-nine thousand, nine hundred ninety-nine".