9349778652 has 48 divisors (see below), whose sum is σ = 22044718080. Its totient is φ = 3084030208.

The previous prime is 9349778651. The next prime is 9349778671. The reversal of 9349778652 is 2568779439.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9349778651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 888373 + ... + 898835.

It is an arithmetic number, because the mean of its divisors is an integer number (459264960).

Almost surely, 2^9349778652 is an apocalyptic number.

It is an amenable number.

9349778652 is an abundant number, since it is smaller than the sum of its proper divisors (12694939428).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9349778652 is a wasteful number, since it uses less digits than its factorization.

9349778652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11242 (or 11240 counting only the distinct ones).

The product of its digits is 22861440, while the sum is 60.

The square root of 9349778652 is about 96694.2534590345. The cubic root of 9349778652 is about 2106.6890753750.

The spelling of 9349778652 in words is "nine billion, three hundred forty-nine million, seven hundred seventy-eight thousand, six hundred fifty-two".