6520296572 has 24 divisors (see below), whose sum is σ = 11753250432. Its totient is φ = 3163230000.

The previous prime is 6520296571. The next prime is 6520296581. The reversal of 6520296572 is 2756920256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6520296571) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99554 + ... + 151497.

It is an arithmetic number, because the mean of its divisors is an integer number (489718768).

Almost surely, 2^6520296572 is an apocalyptic number.

It is an amenable number.

6520296572 is a deficient number, since it is larger than the sum of its proper divisors (5232953860).

6520296572 is a wasteful number, since it uses less digits than its factorization.

6520296572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251249 (or 251247 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 44.

The square root of 6520296572 is about 80748.3533702081. The cubic root of 6520296572 is about 1868.1960518981.

The spelling of 6520296572 in words is "six billion, five hundred twenty million, two hundred ninety-six thousand, five hundred seventy-two".