5709162481 has 9 divisors (see below), whose sum is σ = 6276274123. Its totient is φ = 5189392120.

The previous prime is 5709162463. The next prime is 5709162497. The reversal of 5709162481 is 1842619075.

The square root of 5709162481 is 75559.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 81162081 + 5628000400 = 9009^2 + 75020^2 .

It is not a de Polignac number, because 5709162481 - 2⁵ = 5709162449 is a prime.

It is a super-2 number, since 2×5709162481² = 65189072468916150722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5709162421) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 827715 + ... + 834583.

Almost surely, 2^5709162481 is an apocalyptic number.

5709162481 is the 75559-th square number.

5709162481 is the 37780-th centered octagonal number.

It is an amenable number.

5709162481 is a deficient number, since it is larger than the sum of its proper divisors (567111642).

5709162481 is an frugal number, since it uses more digits than its factorization.

5709162481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13760 (or 6880 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 43.

The cubic root of 5709162481 is about 1787.2726148629.

The spelling of 5709162481 in words is "five billion, seven hundred nine million, one hundred sixty-two thousand, four hundred eighty-one".