264361712117 has 8 divisors (see below), whose sum is σ = 271674778200. Its totient is φ = 257089847040.

The previous prime is 264361712071. The next prime is 264361712179. The reversal of 264361712117 is 711217163462.

It can be written as a sum of positive squares in 4 ways, for example, as 11271219556 + 253090492561 = 106166^2 + 503081^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 264361712117 - 2¹⁰ = 264361711093 is a prime.

It is a super-2 number, since 2×264361712117² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264361712917) 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, 10287242 + ... + 10312907.

It is an arithmetic number, because the mean of its divisors is an integer number (33959347275).

Almost surely, 2^264361712117 is an apocalyptic number.

It is an amenable number.

264361712117 is a deficient number, since it is larger than the sum of its proper divisors (7313066083).

264361712117 is a wasteful number, since it uses less digits than its factorization.

264361712117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20600503.

The product of its digits is 84672, while the sum is 41.

Adding to 264361712117 its reverse (711217163462), we get a palindrome (975578875579).

The spelling of 264361712117 in words is "two hundred sixty-four billion, three hundred sixty-one million, seven hundred twelve thousand, one hundred seventeen".