82377577644783 has 4 divisors (see below), whose sum is σ = 109836770193048. Its totient is φ = 54918385096520.

The previous prime is 82377577644773. The next prime is 82377577644839. The reversal of 82377577644783 is 38744677577328.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 82377577644783 - 2¹⁰ = 82377577643759 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 82377577644699 and 82377577644708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82377577644763) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13729596274128 + ... + 13729596274133.

It is an arithmetic number, because the mean of its divisors is an integer number (27459192548262).

Almost surely, 2^{82377577644783} is an apocalyptic number.

82377577644783 is a deficient number, since it is larger than the sum of its proper divisors (27459192548265).

82377577644783 is a wasteful number, since it uses less digits than its factorization.

82377577644783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27459192548264.

The product of its digits is 9293598720, while the sum is 78.

The spelling of 82377577644783 in words is "eighty-two trillion, three hundred seventy-seven billion, five hundred seventy-seven million, six hundred forty-four thousand, seven hundred eighty-three".