83431542256 has 20 divisors (see below), whose sum is σ = 161766389592. Its totient is φ = 41685377216.

The previous prime is 83431542197. The next prime is 83431542287. The reversal of 83431542256 is 65224513438.

It is a congruent number.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 1876966 + ... + 1920901.

Almost surely, 2^83431542256 is an apocalyptic number.

It is an amenable number.

83431542256 is a deficient number, since it is larger than the sum of its proper divisors (78334847336).

83431542256 is a wasteful number, since it uses less digits than its factorization.

83431542256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3799248 (or 3799242 counting only the distinct ones).

The product of its digits is 691200, while the sum is 43.

The spelling of 83431542256 in words is "eighty-three billion, four hundred thirty-one million, five hundred forty-two thousand, two hundred fifty-six".