6557417616 has 40 divisors (see below), whose sum is σ = 17936468064. Its totient is φ = 2057228800.

The previous prime is 6557417591. The next prime is 6557417653. The reversal of 6557417616 is 6167147556.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 4017210 + ... + 4018841.

Almost surely, 2^6557417616 is an apocalyptic number.

It is an amenable number.

6557417616 is an abundant number, since it is smaller than the sum of its proper divisors (11379050448).

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

6557417616 is a wasteful number, since it uses less digits than its factorization.

6557417616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8036079 (or 8036073 counting only the distinct ones).

The product of its digits is 1058400, while the sum is 48.

The square root of 6557417616 is about 80977.8834991382. The cubic root of 6557417616 is about 1871.7346535657.

The spelling of 6557417616 in words is "six billion, five hundred fifty-seven million, four hundred seventeen thousand, six hundred sixteen".