6504426126 has 48 divisors (see below), whose sum is σ = 15380546688. Its totient is φ = 1970211600.

The previous prime is 6504426101. The next prime is 6504426139. The reversal of 6504426126 is 6216244056.

6504426126 is a `hidden beast` number, since 6 + 504 + 4 + 26 + 126 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 601911 + ... + 612621.

It is an arithmetic number, because the mean of its divisors is an integer number (320428056).

Almost surely, 2^6504426126 is an apocalyptic number.

6504426126 is a gapful number since it is divisible by the number (66) formed by its first and last digit.

6504426126 is an abundant number, since it is smaller than the sum of its proper divisors (8876120562).

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

6504426126 is a wasteful number, since it uses less digits than its factorization.

6504426126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13797 (or 13794 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 6504426126 is about 80650.0224798481. The cubic root of 6504426126 is about 1866.6790865174.

The spelling of 6504426126 in words is "six billion, five hundred four million, four hundred twenty-six thousand, one hundred twenty-six".