505761680252 has 6 divisors (see below), whose sum is σ = 885082940448. Its totient is φ = 252880840124.

The previous prime is 505761680243. The next prime is 505761680269. The reversal of 505761680252 is 252086167505.

It is a super-2 number, since 2×505761680252² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 505761680197 and 505761680206.

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, 63220210028 + ... + 63220210035.

It is an arithmetic number, because the mean of its divisors is an integer number (147513823408).

Almost surely, 2^505761680252 is an apocalyptic number.

It is an amenable number.

505761680252 is a deficient number, since it is larger than the sum of its proper divisors (379321260196).

505761680252 is a wasteful number, since it uses less digits than its factorization.

505761680252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126440420067 (or 126440420065 counting only the distinct ones).

The product of its (nonzero) digits is 1008000, while the sum is 47.

The spelling of 505761680252 in words is "five hundred five billion, seven hundred sixty-one million, six hundred eighty thousand, two hundred fifty-two".