6675406812 has 36 divisors (see below), whose sum is σ = 16987206600. Its totient is φ = 2210200032.

The previous prime is 6675406807. The next prime is 6675406831. The reversal of 6675406812 is 2186045766.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×6675406812² = 89122112211392006688, which contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 616878 + ... + 627605.

It is an arithmetic number, because the mean of its divisors is an integer number (471866850).

Almost surely, 2^6675406812 is an apocalyptic number.

It is an amenable number.

6675406812 is an abundant number, since it is smaller than the sum of its proper divisors (10311799788).

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

6675406812 is a wasteful number, since it uses less digits than its factorization.

6675406812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1244642 (or 1244637 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 6675406812 is about 81703.1628029172. The cubic root of 6675406812 is about 1882.8941777599.

The spelling of 6675406812 in words is "six billion, six hundred seventy-five million, four hundred six thousand, eight hundred twelve".