8911765442 has 8 divisors (see below), whose sum is σ = 13371635532. Its totient is φ = 4454553600.

The previous prime is 8911765441. The next prime is 8911765477. The reversal of 8911765442 is 2445671198.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 8526860281 + 384905161 = 92341^2 + 19619^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (8911765441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 656159 + ... + 669602.

Almost surely, 2^8911765442 is an apocalyptic number.

8911765442 is a deficient number, since it is larger than the sum of its proper divisors (4459870090).

8911765442 is a wasteful number, since it uses less digits than its factorization.

8911765442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1329124.

The product of its digits is 483840, while the sum is 47.

The square root of 8911765442 is about 94402.1474437949. The cubic root of 8911765442 is about 2073.2638842191.

The spelling of 8911765442 in words is "eight billion, nine hundred eleven million, seven hundred sixty-five thousand, four hundred forty-two".