5266520782 has 4 divisors (see below), whose sum is σ = 7899781176. Its totient is φ = 2633260390.

The previous prime is 5266520767. The next prime is 5266520789. The reversal of 5266520782 is 2870256625.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×5266520782² = 55472482294475783048, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5266520789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1316630194 + ... + 1316630197.

It is an arithmetic number, because the mean of its divisors is an integer number (1974945294).

Almost surely, 2^5266520782 is an apocalyptic number.

5266520782 is a deficient number, since it is larger than the sum of its proper divisors (2633260394).

5266520782 is a wasteful number, since it uses less digits than its factorization.

5266520782 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2633260393.

The product of its (nonzero) digits is 403200, while the sum is 43.

The square root of 5266520782 is about 72570.7984109311. The cubic root of 5266520782 is about 1739.8344826482.

The spelling of 5266520782 in words is "five billion, two hundred sixty-six million, five hundred twenty thousand, seven hundred eighty-two".