82475331503 has 4 divisors (see below), whose sum is σ = 83077341360. Its totient is φ = 81873321648.

The previous prime is 82475331469. The next prime is 82475331529. The reversal of 82475331503 is 30513357428.

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 82475331503 - 2¹⁰ = 82475330479 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82475331593) 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, 301004723 + ... + 301004996.

It is an arithmetic number, because the mean of its divisors is an integer number (20769335340).

Almost surely, 2^82475331503 is an apocalyptic number.

82475331503 is a deficient number, since it is larger than the sum of its proper divisors (602009857).

82475331503 is a wasteful number, since it uses less digits than its factorization.

82475331503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602009856.

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 82475331503 in words is "eighty-two billion, four hundred seventy-five million, three hundred thirty-one thousand, five hundred three".