6557868334 has 16 divisors (see below), whose sum is σ = 9904798800. Its totient is φ = 3256291584.

The previous prime is 6557868313. The next prime is 6557868341. The reversal of 6557868334 is 4338687556.

It is a congruent number.

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, 729982 + ... + 738910.

It is an arithmetic number, because the mean of its divisors is an integer number (619049925).

Almost surely, 2^6557868334 is an apocalyptic number.

6557868334 is a deficient number, since it is larger than the sum of its proper divisors (3346930466).

6557868334 is a wasteful number, since it uses less digits than its factorization.

6557868334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11427.

The product of its digits is 14515200, while the sum is 55.

The square root of 6557868334 is about 80980.6664210662. Note that the first 3 decimals coincide. The cubic root of 6557868334 is about 1871.7775365633. Note that the first 3 decimals are identical.

The spelling of 6557868334 in words is "six billion, five hundred fifty-seven million, eight hundred sixty-eight thousand, three hundred thirty-four".