264738046515 has 8 divisors (see below), whose sum is σ = 423580874448. Its totient is φ = 141193624800.

The previous prime is 264738046501. The next prime is 264738046519. The reversal of 264738046515 is 515640837462.

264738046515 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 264738046515 - 2⁶ = 264738046451 is a prime.

It is not an unprimeable number, because it can be changed into a prime (264738046519) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8824601536 + ... + 8824601565.

It is an arithmetic number, because the mean of its divisors is an integer number (52947609306).

Almost surely, 2^264738046515 is an apocalyptic number.

264738046515 is a deficient number, since it is larger than the sum of its proper divisors (158842827933).

264738046515 is a wasteful number, since it uses less digits than its factorization.

264738046515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17649203109.

The product of its (nonzero) digits is 4838400, while the sum is 51.

The spelling of 264738046515 in words is "two hundred sixty-four billion, seven hundred thirty-eight million, forty-six thousand, five hundred fifteen".