6240321563 has 32 divisors (see below), whose sum is σ = 8060912640. Its totient is φ = 4701957120.

The previous prime is 6240321559. The next prime is 6240321623. The reversal of 6240321563 is 3651230426.

It is not a de Polignac number, because 6240321563 - 2² = 6240321559 is a prime.

It is a super-2 number, since 2×6240321563² = 77883226419285525938, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (6240321163) 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, 141095 + ... + 179967.

It is an arithmetic number, because the mean of its divisors is an integer number (251903520).

Almost surely, 2^6240321563 is an apocalyptic number.

6240321563 is a deficient number, since it is larger than the sum of its proper divisors (1820591077).

6240321563 is a wasteful number, since it uses less digits than its factorization.

6240321563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38987.

The product of its (nonzero) digits is 25920, while the sum is 32.

The square root of 6240321563 is about 78995.7059782366. The cubic root of 6240321563 is about 1841.0644403208.

Adding to 6240321563 its reverse (3651230426), we get a palindrome (9891551989).

The spelling of 6240321563 in words is "six billion, two hundred forty million, three hundred twenty-one thousand, five hundred sixty-three".