6505100242 has 8 divisors (see below), whose sum is σ = 9758018556. Its totient is φ = 3252427392.

The previous prime is 6505100213. The next prime is 6505100293. The reversal of 6505100242 is 2420015056.

It can be written as a sum of positive squares in 2 ways, for example, as 6496521201 + 8579041 = 80601^2 + 2929^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35418 + ... + 119434.

Almost surely, 2^6505100242 is an apocalyptic number.

6505100242 is a deficient number, since it is larger than the sum of its proper divisors (3252918314).

6505100242 is a wasteful number, since it uses less digits than its factorization.

6505100242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122732.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 6505100242 is about 80654.2016388483. The cubic root of 6505100242 is about 1866.7435715694.

Adding to 6505100242 its reverse (2420015056), we get a palindrome (8925115298).

The spelling of 6505100242 in words is "six billion, five hundred five million, one hundred thousand, two hundred forty-two".