82435803478 has 8 divisors (see below), whose sum is σ = 141318520272. Its totient is φ = 35329630056.

The previous prime is 82435803467. The next prime is 82435803503. The reversal of 82435803478 is 87430853428.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2944135825 + ... + 2944135852.

It is an arithmetic number, because the mean of its divisors is an integer number (17664815034).

Almost surely, 2^82435803478 is an apocalyptic number.

82435803478 is a deficient number, since it is larger than the sum of its proper divisors (58882716794).

82435803478 is a wasteful number, since it uses less digits than its factorization.

82435803478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5888271686.

The product of its (nonzero) digits is 5160960, while the sum is 52.

The spelling of 82435803478 in words is "eighty-two billion, four hundred thirty-five million, eight hundred three thousand, four hundred seventy-eight".