515056001009 has 8 divisors (see below), whose sum is σ = 561892729440. Its totient is φ = 468221515200.

The previous prime is 515056001003. The next prime is 515056001027. The reversal of 515056001009 is 900100650515.

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 515056001009 - 2²⁸ = 514787565553 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (515056001003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61079 + ... + 1016780.

It is an arithmetic number, because the mean of its divisors is an integer number (70236591180).

Almost surely, 2^515056001009 is an apocalyptic number.

It is an amenable number.

515056001009 is a deficient number, since it is larger than the sum of its proper divisors (46836728431).

515056001009 is a wasteful number, since it uses less digits than its factorization.

515056001009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1121311.

The product of its (nonzero) digits is 6750, while the sum is 32.

The spelling of 515056001009 in words is "five hundred fifteen billion, fifty-six million, one thousand, nine".