48565525396609 has 9 divisors (see below), whose sum is σ = 52588803116073. Its totient is φ = 44829632123952.

The previous prime is 48565525396579. The next prime is 48565525396613. The reversal of 48565525396609 is 90669352556584.

The square root of 48565525396609 is 6968897.

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

It can be written as a sum of positive squares in 4 ways, for example, as 13782990377025 + 34782535019584 = 3712545^2 + 5897672^2 .

It is not a de Polignac number, because 48565525396609 - 2¹³ = 48565525388417 is a prime.

It is a super-2 number, since 2×48565525396609² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48565525396709) 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, 90327627 + ... + 90863695.

Almost surely, 2^{48565525396609} is an apocalyptic number.

48565525396609 is the 6968897-th square number.

48565525396609 is the 3484449-th centered octagonal number.

It is an amenable number.

48565525396609 is a deficient number, since it is larger than the sum of its proper divisors (4023277719464).

48565525396609 is an frugal number, since it uses more digits than its factorization.

48565525396609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1072164 (or 536082 counting only the distinct ones).

The product of its (nonzero) digits is 2099520000, while the sum is 73.

The spelling of 48565525396609 in words is "forty-eight trillion, five hundred sixty-five billion, five hundred twenty-five million, three hundred ninety-six thousand, six hundred nine".