8552172379 has 4 divisors (see below), whose sum is σ = 8713534176. Its totient is φ = 8390810584.

The previous prime is 8552172361. The next prime is 8552172383. The reversal of 8552172379 is 9732712558.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8552172379 - 2²¹ = 8550075227 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8552172319) 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, 80680819 + ... + 80680924.

It is an arithmetic number, because the mean of its divisors is an integer number (2178383544).

Almost surely, 2^8552172379 is an apocalyptic number.

8552172379 is a deficient number, since it is larger than the sum of its proper divisors (161361797).

8552172379 is a wasteful number, since it uses less digits than its factorization.

8552172379 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161361796.

The product of its digits is 1058400, while the sum is 49.

The square root of 8552172379 is about 92477.9561787565. The cubic root of 8552172379 is about 2044.9945205027.

The spelling of 8552172379 in words is "eight billion, five hundred fifty-two million, one hundred seventy-two thousand, three hundred seventy-nine".