510011010505 has 16 divisors (see below), whose sum is σ = 629244278784. Its totient is φ = 396545647680.

The previous prime is 510011010451. The next prime is 510011010517. The reversal of 510011010505 is 505010110015.

It is a happy number.

It is not a de Polignac number, because 510011010505 - 2¹¹ = 510011008457 is a prime.

It is a super-2 number, since 2×510011010505² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1344537 + ... + 1681606.

It is an arithmetic number, because the mean of its divisors is an integer number (39327767424).

Almost surely, 2^510011010505 is an apocalyptic number.

It is an amenable number.

510011010505 is a deficient number, since it is larger than the sum of its proper divisors (119233268279).

510011010505 is a wasteful number, since it uses less digits than its factorization.

510011010505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3027096.

The product of its (nonzero) digits is 125, while the sum is 19.

The spelling of 510011010505 in words is "five hundred ten billion, eleven million, ten thousand, five hundred five".