840324374524 has 6 divisors (see below), whose sum is σ = 1470567655424. Its totient is φ = 420162187260.

The previous prime is 840324374447. The next prime is 840324374551. The reversal of 840324374524 is 425473423048.

It is a super-2 number, since 2×840324374524² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105040546812 + ... + 105040546819.

Almost surely, 2^840324374524 is an apocalyptic number.

It is an amenable number.

840324374524 is a deficient number, since it is larger than the sum of its proper divisors (630243280900).

840324374524 is a wasteful number, since it uses less digits than its factorization.

840324374524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210081093635 (or 210081093633 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 46.

The spelling of 840324374524 in words is "eight hundred forty billion, three hundred twenty-four million, three hundred seventy-four thousand, five hundred twenty-four".