505105501010 has 16 divisors (see below), whose sum is σ = 991843529472. Its totient is φ = 183674727600.

The previous prime is 505105500971. The next prime is 505105501031. The reversal of 505105501010 is 10105501505.

It is a happy number.

It is a super-2 number, since 2×505105501010² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 2295933986 + ... + 2295934205.

It is an arithmetic number, because the mean of its divisors is an integer number (61990220592).

Almost surely, 2^505105501010 is an apocalyptic number.

505105501010 is a deficient number, since it is larger than the sum of its proper divisors (486738028462).

505105501010 is a wasteful number, since it uses less digits than its factorization.

505105501010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4591868209.

The product of its (nonzero) digits is 625, while the sum is 23.

The spelling of 505105501010 in words is "five hundred five billion, one hundred five million, five hundred one thousand, ten".