1515166506 has 32 divisors (see below), whose sum is σ = 3848042880. Its totient is φ = 432904608.

The previous prime is 1515166453. The next prime is 1515166529. The reversal of 1515166506 is 6056615151.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2003811 + ... + 2004566.

It is an arithmetic number, because the mean of its divisors is an integer number (120251340).

Almost surely, 2^1515166506 is an apocalyptic number.

1515166506 is an abundant number, since it is smaller than the sum of its proper divisors (2332876374).

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

1515166506 is a wasteful number, since it uses less digits than its factorization.

1515166506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4008395 (or 4008389 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The square root of 1515166506 is about 38925.1397685352. The cubic root of 1515166506 is about 1148.5593822130.

The spelling of 1515166506 in words is "one billion, five hundred fifteen million, one hundred sixty-six thousand, five hundred six".