9847377122 has 18 divisors (see below), whose sum is σ = 16238510379. Its totient is φ = 4475378820.

The previous prime is 9847377119. The next prime is 9847377149. The reversal of 9847377122 is 2217737489.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4923688561 + 4923688561 = 70169^2 + 70169^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=70169.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1540529 + ... + 1546907.

Almost surely, 2^9847377122 is an apocalyptic number.

9847377122 is a deficient number, since it is larger than the sum of its proper divisors (6391133257).

9847377122 is an frugal number, since it uses more digits than its factorization.

9847377122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12782 (or 6392 counting only the distinct ones).

The product of its digits is 1185408, while the sum is 50.

The square root of 9847377122 is about 99233.9514581577. The cubic root of 9847377122 is about 2143.4179173299.

Multiplying 9847377122 by its sum of digits (50), we get a square (492368856100 = 701690²).

The spelling of 9847377122 in words is "nine billion, eight hundred forty-seven million, three hundred seventy-seven thousand, one hundred twenty-two".