6540331022404 has 24 divisors (see below), whose sum is σ = 11449296448128. Its totient is φ = 3269103653760.

The previous prime is 6540331022389. The next prime is 6540331022453. The reversal of 6540331022404 is 4042201330456.

It is a self number, because there is not a number n which added to its sum of digits gives 6540331022404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 204426849 + ... + 204458839.

It is an arithmetic number, because the mean of its divisors is an integer number (477054018672).

Almost surely, 2^{6540331022404} is an apocalyptic number.

It is an amenable number.

6540331022404 is a deficient number, since it is larger than the sum of its proper divisors (4908965425724).

6540331022404 is a wasteful number, since it uses less digits than its factorization.

6540331022404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46995 (or 46993 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 34.

The spelling of 6540331022404 in words is "six trillion, five hundred forty billion, three hundred thirty-one million, twenty-two thousand, four hundred four".