264006507500 has 60 divisors (see below), whose sum is σ = 585238457496. Its totient is φ = 104155920000.

The previous prime is 264006507497. The next prime is 264006507511. The reversal of 264006507500 is 5705600462.

264006507500 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 540806 + ... + 905805.

Almost surely, 2^264006507500 is an apocalyptic number.

264006507500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264006507500 is an abundant number, since it is smaller than the sum of its proper divisors (321231949996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

264006507500 is a wasteful number, since it uses less digits than its factorization.

264006507500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1446708 (or 1446691 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 35.

The spelling of 264006507500 in words is "two hundred sixty-four billion, six million, five hundred seven thousand, five hundred".