5571485385 has 32 divisors (see below), whose sum is σ = 9602039808. Its totient is φ = 2750573760.

The previous prime is 5571485383. The next prime is 5571485389. The reversal of 5571485385 is 5835841755.

It is not a de Polignac number, because 5571485385 - 2¹ = 5571485383 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5571485383) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 249777 + ... + 271166.

It is an arithmetic number, because the mean of its divisors is an integer number (300063744).

Almost surely, 2^5571485385 is an apocalyptic number.

It is an amenable number.

5571485385 is a deficient number, since it is larger than the sum of its proper divisors (4030554423).

5571485385 is a wasteful number, since it uses less digits than its factorization.

5571485385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521005.

The product of its digits is 3360000, while the sum is 51.

The square root of 5571485385 is about 74642.3833019820. The cubic root of 5571485385 is about 1772.7887968953.

The spelling of 5571485385 in words is "five billion, five hundred seventy-one million, four hundred eighty-five thousand, three hundred eighty-five".