505220702006 has 4 divisors (see below), whose sum is σ = 757831053012. Its totient is φ = 252610351002.

The previous prime is 505220701981. The next prime is 505220702023. The reversal of 505220702006 is 600207022505.

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

It is a self number, because there is not a number n which added to its sum of digits gives 505220702006.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126305175500 + ... + 126305175503.

It is an arithmetic number, because the mean of its divisors is an integer number (189457763253).

Almost surely, 2^505220702006 is an apocalyptic number.

505220702006 is a deficient number, since it is larger than the sum of its proper divisors (252610351006).

505220702006 is a wasteful number, since it uses less digits than its factorization.

505220702006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252610351005.

The product of its (nonzero) digits is 8400, while the sum is 29.

The spelling of 505220702006 in words is "five hundred five billion, two hundred twenty million, seven hundred two thousand, six".