264613604163 has 8 divisors (see below), whose sum is σ = 352884968976. Its totient is φ = 176375654400.

The previous prime is 264613604117. The next prime is 264613604191. The reversal of 264613604163 is 361406316462.

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

It is not a de Polignac number, because 264613604163 - 2⁸ = 264613603907 is a prime.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (264613614163) 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, 8335278 + ... + 8366963.

It is an arithmetic number, because the mean of its divisors is an integer number (44110621122).

Almost surely, 2^264613604163 is an apocalyptic number.

264613604163 is a deficient number, since it is larger than the sum of its proper divisors (88271364813).

264613604163 is a wasteful number, since it uses less digits than its factorization.

264613604163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16707525.

The product of its (nonzero) digits is 373248, while the sum is 42.

The spelling of 264613604163 in words is "two hundred sixty-four billion, six hundred thirteen million, six hundred four thousand, one hundred sixty-three".