82031565254 has 4 divisors (see below), whose sum is σ = 123047347884. Its totient is φ = 41015782626.

The previous prime is 82031565251. The next prime is 82031565263. The reversal of 82031565254 is 45256513028.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (82031565251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20507891312 + ... + 20507891315.

It is an arithmetic number, because the mean of its divisors is an integer number (30761836971).

Almost surely, 2^82031565254 is an apocalyptic number.

82031565254 is a deficient number, since it is larger than the sum of its proper divisors (41015782630).

82031565254 is a wasteful number, since it uses less digits than its factorization.

82031565254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41015782629.

The product of its (nonzero) digits is 288000, while the sum is 41.

The spelling of 82031565254 in words is "eighty-two billion, thirty-one million, five hundred sixty-five thousand, two hundred fifty-four".