264115623 has 8 divisors (see below), whose sum is σ = 352241136. Its totient is φ = 176033600.

The previous prime is 264115603. The next prime is 264115627. The reversal of 264115623 is 326511462.

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 264115623 - 2⁵ = 264115591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (264115627) 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, 7963 + ... + 24323.

It is an arithmetic number, because the mean of its divisors is an integer number (44030142).

Almost surely, 2^264115623 is an apocalyptic number.

264115623 is a deficient number, since it is larger than the sum of its proper divisors (88125513).

264115623 is a wasteful number, since it uses less digits than its factorization.

264115623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21745.

The product of its digits is 8640, while the sum is 30.

The square root of 264115623 is about 16251.6344716462. The cubic root of 264115623 is about 641.6005050428.

The spelling of 264115623 in words is "two hundred sixty-four million, one hundred fifteen thousand, six hundred twenty-three".