8187432266406 has 16 divisors (see below), whose sum is σ = 16536991905648. Its totient is φ = 2702122860000.

The previous prime is 8187432266389. The next prime is 8187432266423. The reversal of 8187432266406 is 6046622347818.

It is an interprime number because it is at equal distance from previous prime (8187432266389) and next prime (8187432266423).

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, 6755306545 + ... + 6755307756.

It is an arithmetic number, because the mean of its divisors is an integer number (1033561994103).

Almost surely, 2^{8187432266406} is an apocalyptic number.

8187432266406 is an abundant number, since it is smaller than the sum of its proper divisors (8349559639242).

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

8187432266406 is a wasteful number, since it uses less digits than its factorization.

8187432266406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13510614407.

The product of its (nonzero) digits is 18579456, while the sum is 57.

The spelling of 8187432266406 in words is "eight trillion, one hundred eighty-seven billion, four hundred thirty-two million, two hundred sixty-six thousand, four hundred six".