5571990597 has 12 divisors (see below), whose sum is σ = 7840919040. Its totient is φ = 3519151272.

The previous prime is 5571990583. The next prime is 5571990607. The reversal of 5571990597 is 7950991755.

It is not a de Polignac number, because 5571990597 - 2²⁷ = 5437772869 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5571990797) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2571397 + ... + 2573562.

It is an arithmetic number, because the mean of its divisors is an integer number (653409920).

Almost surely, 2^5571990597 is an apocalyptic number.

5571990597 is a gapful number since it is divisible by the number (57) formed by its first and last digit.

It is an amenable number.

5571990597 is a deficient number, since it is larger than the sum of its proper divisors (2268928443).

5571990597 is a wasteful number, since it uses less digits than its factorization.

5571990597 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5145000 (or 5144981 counting only the distinct ones).

The product of its (nonzero) digits is 4465125, while the sum is 57.

The square root of 5571990597 is about 74645.7674419655. The cubic root of 5571990597 is about 1772.8423796798.

The spelling of 5571990597 in words is "five billion, five hundred seventy-one million, nine hundred ninety thousand, five hundred ninety-seven".