5249286513 has 32 divisors (see below), whose sum is σ = 8036305920. Its totient is φ = 3382957440.

The previous prime is 5249286487. The next prime is 5249286521. The reversal of 5249286513 is 3156829425.

5249286513 is a `hidden beast` number, since 52 + 4 + 9 + 2 + 86 + 513 = 666.

It is not a de Polignac number, because 5249286513 - 2⁹ = 5249286001 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5249286563) 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, 915331 + ... + 921047.

It is an arithmetic number, because the mean of its divisors is an integer number (251134560).

Almost surely, 2^5249286513 is an apocalyptic number.

It is an amenable number.

5249286513 is a deficient number, since it is larger than the sum of its proper divisors (2787019407).

5249286513 is a wasteful number, since it uses less digits than its factorization.

5249286513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6854 (or 6848 counting only the distinct ones).

The product of its digits is 518400, while the sum is 45.

The square root of 5249286513 is about 72451.9600355988. The cubic root of 5249286513 is about 1737.9345855486.

It can be divided in two parts, 524928 and 6513, that added together give a 12-th power (531441 = 3¹²).

The spelling of 5249286513 in words is "five billion, two hundred forty-nine million, two hundred eighty-six thousand, five hundred thirteen".