507827665105 has 4 divisors (see below), whose sum is σ = 609393198132. Its totient is φ = 406262132080.

The previous prime is 507827665091. The next prime is 507827665129. The reversal of 507827665105 is 501566728705.

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

It can be written as a sum of positive squares in 2 ways, for example, as 329007782464 + 178819882641 = 573592^2 + 422871^2 .

It is not a de Polignac number, because 507827665105 - 2⁹ = 507827664593 is a prime.

It is a super-2 number, since 2×507827665105² (a number of 24 digits) contains 22 as substring.

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, 50782766506 + ... + 50782766515.

It is an arithmetic number, because the mean of its divisors is an integer number (152348299533).

Almost surely, 2^507827665105 is an apocalyptic number.

It is an amenable number.

507827665105 is a deficient number, since it is larger than the sum of its proper divisors (101565533027).

507827665105 is a wasteful number, since it uses less digits than its factorization.

507827665105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101565533026.

The product of its (nonzero) digits is 3528000, while the sum is 52.

The spelling of 507827665105 in words is "five hundred seven billion, eight hundred twenty-seven million, six hundred sixty-five thousand, one hundred five".