264215035121 has 4 divisors (see below), whose sum is σ = 265320537600. Its totient is φ = 263109532644.

The previous prime is 264215035111. The next prime is 264215035151. The reversal of 264215035121 is 121530512462.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264215035121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (264215035111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 552750881 + ... + 552751358.

It is an arithmetic number, because the mean of its divisors is an integer number (66330134400).

Almost surely, 2^264215035121 is an apocalyptic number.

It is an amenable number.

264215035121 is a deficient number, since it is larger than the sum of its proper divisors (1105502479).

264215035121 is a wasteful number, since it uses less digits than its factorization.

264215035121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105502478.

The product of its (nonzero) digits is 14400, while the sum is 32.

Adding to 264215035121 its reverse (121530512462), we get a palindrome (385745547583).

The spelling of 264215035121 in words is "two hundred sixty-four billion, two hundred fifteen million, thirty-five thousand, one hundred twenty-one".