8552381442 has 32 divisors (see below), whose sum is σ = 18664651584. Its totient is φ = 2590948800.

The previous prime is 8552381423. The next prime is 8552381443. The reversal of 8552381442 is 2441832558.

It is a junction number, because it is equal to n+sod(n) for n = 8552381394 and 8552381403.

It is not an unprimeable number, because it can be changed into a prime (8552381443) 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, 272692 + ... + 302432.

It is an arithmetic number, because the mean of its divisors is an integer number (583270362).

Almost surely, 2^8552381442 is an apocalyptic number.

8552381442 is an abundant number, since it is smaller than the sum of its proper divisors (10112270142).

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

8552381442 is a wasteful number, since it uses less digits than its factorization.

8552381442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34114.

The product of its digits is 307200, while the sum is 42.

The square root of 8552381442 is about 92479.0865114919. The cubic root of 8552381442 is about 2045.0111840741.

The spelling of 8552381442 in words is "eight billion, five hundred fifty-two million, three hundred eighty-one thousand, four hundred forty-two".