264050515 has 4 divisors (see below), whose sum is σ = 316860624. Its totient is φ = 211240408.

The previous prime is 264050503. The next prime is 264050531. The reversal of 264050515 is 515050462.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-264050515 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26405047 + ... + 26405056.

It is an arithmetic number, because the mean of its divisors is an integer number (79215156).

Almost surely, 2^264050515 is an apocalyptic number.

264050515 is a deficient number, since it is larger than the sum of its proper divisors (52810109).

264050515 is an equidigital number, since it uses as much as digits as its factorization.

264050515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52810108.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 264050515 is about 16249.6312265848. The cubic root of 264050515 is about 641.5477797020.

The spelling of 264050515 in words is "two hundred sixty-four million, fifty thousand, five hundred fifteen".