82380663488631 has 4 divisors (see below), whose sum is σ = 109840884651512. Its totient is φ = 54920442325752.

The previous prime is 82380663488609. The next prime is 82380663488633. The reversal of 82380663488631 is 13688436608328.

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

It is not a de Polignac number, because 82380663488631 - 2⁶ = 82380663488567 is a prime.

It is a super-2 number, since 2×82380663488631² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82380663488633) 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, 13730110581436 + ... + 13730110581441.

It is an arithmetic number, because the mean of its divisors is an integer number (27460221162878).

Almost surely, 2^{82380663488631} is an apocalyptic number.

82380663488631 is a deficient number, since it is larger than the sum of its proper divisors (27460221162881).

82380663488631 is a wasteful number, since it uses less digits than its factorization.

82380663488631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27460221162880.

The product of its (nonzero) digits is 191102976, while the sum is 66.

The spelling of 82380663488631 in words is "eighty-two trillion, three hundred eighty billion, six hundred sixty-three million, four hundred eighty-eight thousand, six hundred thirty-one".