6557126086 has 64 divisors (see below), whose sum is σ = 11583129600. Its totient is φ = 2726406144.

The previous prime is 6557126071. The next prime is 6557126101. The reversal of 6557126086 is 6806217556.

It is an interprime number because it is at equal distance from previous prime (6557126071) and next prime (6557126101).

It is a congruent 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, 27435555 + ... + 27435793.

It is an arithmetic number, because the mean of its divisors is an integer number (180986400).

Almost surely, 2^6557126086 is an apocalyptic number.

6557126086 is a deficient number, since it is larger than the sum of its proper divisors (5026003514).

6557126086 is a wasteful number, since it uses less digits than its factorization.

6557126086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661.

The product of its (nonzero) digits is 604800, while the sum is 46.

The square root of 6557126086 is about 80976.0834197357. The cubic root of 6557126086 is about 1871.7069152637.

The spelling of 6557126086 in words is "six billion, five hundred fifty-seven million, one hundred twenty-six thousand, eighty-six".