82377367566387 has 16 divisors (see below), whose sum is σ = 112821838087680. Its totient is φ = 53439079407392.

The previous prime is 82377367566359. The next prime is 82377367566391. The reversal of 82377367566387 is 78366576377328.

It is a cyclic number.

It is not a de Polignac number, because 82377367566387 - 2¹² = 82377367562291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (82377366566387) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1688520837 + ... + 1688569622.

It is an arithmetic number, because the mean of its divisors is an integer number (7051364880480).

Almost surely, 2^{82377367566387} is an apocalyptic number.

82377367566387 is a deficient number, since it is larger than the sum of its proper divisors (30444470521293).

82377367566387 is a wasteful number, since it uses less digits than its factorization.

82377367566387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3377090682.

The product of its digits is 8961684480, while the sum is 78.

The spelling of 82377367566387 in words is "eighty-two trillion, three hundred seventy-seven billion, three hundred sixty-seven million, five hundred sixty-six thousand, three hundred eighty-seven".