6555811087434 has 64 divisors (see below), whose sum is σ = 15472687767552. Its totient is φ = 1812127723200.

The previous prime is 6555811087417. The next prime is 6555811087471. The reversal of 6555811087434 is 4347801185556.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3642204 + ... + 5135880.

It is an arithmetic number, because the mean of its divisors is an integer number (241760746368).

Almost surely, 2^{6555811087434} is an apocalyptic number.

6555811087434 is an abundant number, since it is smaller than the sum of its proper divisors (8916876680118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6555811087434 is a wasteful number, since it uses less digits than its factorization.

6555811087434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1497091.

The product of its (nonzero) digits is 16128000, while the sum is 57.

The spelling of 6555811087434 in words is "six trillion, five hundred fifty-five billion, eight hundred eleven million, eighty-seven thousand, four hundred thirty-four".