5206632649 has 9 divisors (see below), whose sum is σ = 5300710573. Its totient is φ = 5114199532.

The previous prime is 5206632611. The next prime is 5206632667. The reversal of 5206632649 is 9462366025.

The square root of 5206632649 is 72157.

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

It is not a de Polignac number, because 5206632649 - 2²³ = 5198244041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5206632349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4256652 + ... + 4257874.

Almost surely, 2^5206632649 is an apocalyptic number.

5206632649 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

5206632649 is the 72157-th square number.

5206632649 is the 36079-th centered octagonal number.

It is an amenable number.

5206632649 is a deficient number, since it is larger than the sum of its proper divisors (94077924).

5206632649 is an frugal number, since it uses more digits than its factorization.

5206632649 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2564 (or 1282 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 43.

The cubic root of 5206632649 is about 1733.2144951522.

The spelling of 5206632649 in words is "five billion, two hundred six million, six hundred thirty-two thousand, six hundred forty-nine".