82377388411782 has 32 divisors (see below), whose sum is σ = 164975624812800. Its totient is φ = 27422340811488.

The previous prime is 82377388411753. The next prime is 82377388411841. The reversal of 82377388411782 is 28711488377328.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14636463 + ... + 19467429.

It is an arithmetic number, because the mean of its divisors is an integer number (5155488275400).

Almost surely, 2^{82377388411782} is an apocalyptic number.

82377388411782 is an abundant number, since it is smaller than the sum of its proper divisors (82598236401018).

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

82377388411782 is a wasteful number, since it uses less digits than its factorization.

82377388411782 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4834780.

The product of its digits is 202309632, while the sum is 69.

The spelling of 82377388411782 in words is "eighty-two trillion, three hundred seventy-seven billion, three hundred eighty-eight million, four hundred eleven thousand, seven hundred eighty-two".