505351406604 has 48 divisors (see below), whose sum is σ = 1290739403520. Its totient is φ = 152614127040.

The previous prime is 505351406603. The next prime is 505351406639. The reversal of 505351406604 is 406604153505.

It is not an unprimeable number, because it can be changed into a prime (505351406603) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6494464 + ... + 6571815.

It is an arithmetic number, because the mean of its divisors is an integer number (26890404240).

Almost surely, 2^505351406604 is an apocalyptic number.

It is an amenable number.

505351406604 is an abundant number, since it is smaller than the sum of its proper divisors (785387996916).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505351406604 is a wasteful number, since it uses less digits than its factorization.

505351406604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13066590 (or 13066588 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 39.

The spelling of 505351406604 in words is "five hundred five billion, three hundred fifty-one million, four hundred six thousand, six hundred four".