505661150452 has 24 divisors (see below), whose sum is σ = 938751944256. Its totient is φ = 237503184768.

The previous prime is 505661150443. The next prime is 505661150471. The reversal of 505661150452 is 254051166505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7073608 + ... + 7144735.

It is an arithmetic number, because the mean of its divisors is an integer number (39114664344).

Almost surely, 2^505661150452 is an apocalyptic number.

It is an amenable number.

505661150452 is a deficient number, since it is larger than the sum of its proper divisors (433090793804).

505661150452 is a wasteful number, since it uses less digits than its factorization.

505661150452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14218887 (or 14218885 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 40.

The spelling of 505661150452 in words is "five hundred five billion, six hundred sixty-one million, one hundred fifty thousand, four hundred fifty-two".