8187132264506 has 8 divisors (see below), whose sum is σ = 13225367504244. Its totient is φ = 3778676429760.

The previous prime is 8187132264497. The next prime is 8187132264589. The reversal of 8187132264506 is 6054622317818.

It can be written as a sum of positive squares in 2 ways, for example, as 8080892121481 + 106240143025 = 2842691^2 + 325945^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 157444851215 + ... + 157444851266.

Almost surely, 2^{8187132264506} is an apocalyptic number.

8187132264506 is a deficient number, since it is larger than the sum of its proper divisors (5038235239738).

8187132264506 is a wasteful number, since it uses less digits than its factorization.

8187132264506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314889702496.

The product of its (nonzero) digits is 3870720, while the sum is 53.

The spelling of 8187132264506 in words is "eight trillion, one hundred eighty-seven billion, one hundred thirty-two million, two hundred sixty-four thousand, five hundred six".