505670770707 has 32 divisors (see below), whose sum is σ = 687370849536. Its totient is φ = 330598195200.

The previous prime is 505670770699. The next prime is 505670770723. The reversal of 505670770707 is 707077076505.

It is a happy number.

It is not a de Polignac number, because 505670770707 - 2³ = 505670770699 is a prime.

It is a super-2 number, since 2×505670770707² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 505670770707.

It is not an unprimeable number, because it can be changed into a prime (505670770207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53274232 + ... + 53283722.

It is an arithmetic number, because the mean of its divisors is an integer number (21480339048).

Almost surely, 2^505670770707 is an apocalyptic number.

505670770707 is a deficient number, since it is larger than the sum of its proper divisors (181700078829).

505670770707 is a wasteful number, since it uses less digits than its factorization.

505670770707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10931.

The product of its (nonzero) digits is 2521050, while the sum is 51.

The spelling of 505670770707 in words is "five hundred five billion, six hundred seventy million, seven hundred seventy thousand, seven hundred seven".