5541781575 has 48 divisors (see below), whose sum is σ = 10429975296. Its totient is φ = 2570092800.

The previous prime is 5541781573. The next prime is 5541781577. The reversal of 5541781575 is 5751871455.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (5541781573) and next prime (5541781577).

It is not a de Polignac number, because 5541781575 - 2¹ = 5541781573 is a prime.

It is a super-2 number, since 2×5541781575² = 61422686050018961250, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5541781573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 127054 + ... + 165003.

It is an arithmetic number, because the mean of its divisors is an integer number (217291152).

Almost surely, 2^5541781575 is an apocalyptic number.

5541781575 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5541781575 is a deficient number, since it is larger than the sum of its proper divisors (4888193721).

5541781575 is a wasteful number, since it uses less digits than its factorization.

5541781575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 292104 (or 292099 counting only the distinct ones).

The product of its digits is 980000, while the sum is 48.

The square root of 5541781575 is about 74443.1432369698. The cubic root of 5541781575 is about 1769.6327001268.

The spelling of 5541781575 in words is "five billion, five hundred forty-one million, seven hundred eighty-one thousand, five hundred seventy-five".