132838865477487 has 24 divisors (see below), whose sum is σ = 206639807416224. Its totient is φ = 81746372159424.

The previous prime is 132838865477477. The next prime is 132838865477501. The reversal of 132838865477487 is 784774568838231.

132838865477487 is a `hidden beast` number, since 1 + 3 + 2 + 8 + 3 + 8 + 8 + 65 + 4 + 77 + 487 = 666.

It is not a de Polignac number, because 132838865477487 - 2¹⁰ = 132838865476463 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132838865477467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11366118 + ... + 19871244.

It is an arithmetic number, because the mean of its divisors is an integer number (8609991975676).

Almost surely, 2^{132838865477487} is an apocalyptic number.

132838865477487 is a deficient number, since it is larger than the sum of its proper divisors (73800941938737).

132838865477487 is a wasteful number, since it uses less digits than its factorization.

132838865477487 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8638639 (or 8638636 counting only the distinct ones).

The product of its digits is 12138577920, while the sum is 81.

The spelling of 132838865477487 in words is "one hundred thirty-two trillion, eight hundred thirty-eight billion, eight hundred sixty-five million, four hundred seventy-seven thousand, four hundred eighty-seven".