505706552108 has 12 divisors (see below), whose sum is σ = 923464138800. Its totient is φ = 241859655312.

The previous prime is 505706552107. The next prime is 505706552111. The reversal of 505706552108 is 801255607505.

It is a super-2 number, since 2×505706552108² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (505706552107) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2748405083 + ... + 2748405266.

It is an arithmetic number, because the mean of its divisors is an integer number (76955344900).

Almost surely, 2^505706552108 is an apocalyptic number.

It is an amenable number.

505706552108 is a deficient number, since it is larger than the sum of its proper divisors (417757586692).

505706552108 is a wasteful number, since it uses less digits than its factorization.

505706552108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5496810376 (or 5496810374 counting only the distinct ones).

The product of its (nonzero) digits is 420000, while the sum is 44.

The spelling of 505706552108 in words is "five hundred five billion, seven hundred six million, five hundred fifty-two thousand, one hundred eight".