6557040499959 has 12 divisors (see below), whose sum is σ = 9471337246800. Its totient is φ = 4371334245024.

The previous prime is 6557040499937. The next prime is 6557040500033. The reversal of 6557040499959 is 9599940407556.

6557040499959 is a `hidden beast` number, since 6 + 5 + 5 + 7 + 0 + 40 + 499 + 95 + 9 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-6557040499959 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6557040499159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 515619 + ... + 3657860.

It is an arithmetic number, because the mean of its divisors is an integer number (789278103900).

Almost surely, 2^{6557040499959} is an apocalyptic number.

6557040499959 is a deficient number, since it is larger than the sum of its proper divisors (2914296746841).

6557040499959 is a wasteful number, since it uses less digits than its factorization.

6557040499959 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4348054 (or 4348051 counting only the distinct ones).

The product of its (nonzero) digits is 551124000, while the sum is 72.

The spelling of 6557040499959 in words is "six trillion, five hundred fifty-seven billion, forty million, four hundred ninety-nine thousand, nine hundred fifty-nine".