5577552381 has 4 divisors (see below), whose sum is σ = 7436736512. Its totient is φ = 3718368252.

The previous prime is 5577552373. The next prime is 5577552413. The reversal of 5577552381 is 1832557755.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5577552381 - 2³ = 5577552373 is a prime.

It is a super-2 number, since 2×5577552381² = 62218181125597538322, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5577552381.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5577559381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 929592061 + ... + 929592066.

It is an arithmetic number, because the mean of its divisors is an integer number (1859184128).

Almost surely, 2^5577552381 is an apocalyptic number.

It is an amenable number.

5577552381 is a deficient number, since it is larger than the sum of its proper divisors (1859184131).

5577552381 is a wasteful number, since it uses less digits than its factorization.

5577552381 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1859184130.

The product of its digits is 1470000, while the sum is 48.

The square root of 5577552381 is about 74683.0126668709. The cubic root of 5577552381 is about 1773.4320485080.

The spelling of 5577552381 in words is "five billion, five hundred seventy-seven million, five hundred fifty-two thousand, three hundred eighty-one".