9778252735 has 8 divisors (see below), whose sum is σ = 11734440480. Its totient is φ = 7822244064.

The previous prime is 9778252733. The next prime is 9778252747. The reversal of 9778252735 is 5372528779.

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 9778252735 - 2¹ = 9778252733 is a prime.

It is a super-2 number, since 2×9778252735² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9778252733) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 163206 + ... + 214924.

It is an arithmetic number, because the mean of its divisors is an integer number (1466805060).

Almost surely, 2^9778252735 is an apocalyptic number.

9778252735 is a deficient number, since it is larger than the sum of its proper divisors (1956187745).

9778252735 is a wasteful number, since it uses less digits than its factorization.

9778252735 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89537.

The product of its digits is 7408800, while the sum is 55.

The square root of 9778252735 is about 98885.0480861490. The cubic root of 9778252735 is about 2138.3908431092.

The spelling of 9778252735 in words is "nine billion, seven hundred seventy-eight million, two hundred fifty-two thousand, seven hundred thirty-five".