82403917783 has 8 divisors (see below), whose sum is σ = 91985769216. Its totient is φ = 73170497400.

The previous prime is 82403917763. The next prime is 82403917801. The reversal of 82403917783 is 38771930428.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 82403917783 - 2¹⁷ = 82403786711 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 82403917783.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82403917733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87107263 + ... + 87108208.

It is an arithmetic number, because the mean of its divisors is an integer number (11498221152).

Almost surely, 2^82403917783 is an apocalyptic number.

82403917783 is a deficient number, since it is larger than the sum of its proper divisors (9581851433).

82403917783 is a wasteful number, since it uses less digits than its factorization.

82403917783 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174215525.

The product of its (nonzero) digits is 2032128, while the sum is 52.

The spelling of 82403917783 in words is "eighty-two billion, four hundred three million, nine hundred seventeen thousand, seven hundred eighty-three".