505187422072 has 16 divisors (see below), whose sum is σ = 997080438600. Its totient is φ = 239299305120.

The previous prime is 505187422049. The next prime is 505187422087. The reversal of 505187422072 is 270224781505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1661800579 + ... + 1661800882.

Almost surely, 2^505187422072 is an apocalyptic number.

It is an amenable number.

505187422072 is a deficient number, since it is larger than the sum of its proper divisors (491893016528).

505187422072 is a wasteful number, since it uses less digits than its factorization.

505187422072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3323601486 (or 3323601482 counting only the distinct ones).

The product of its (nonzero) digits is 313600, while the sum is 43.

The spelling of 505187422072 in words is "five hundred five billion, one hundred eighty-seven million, four hundred twenty-two thousand, seventy-two".