6675161576440 has 128 divisors (see below), whose sum is σ = 18183944586240. Its totient is φ = 2152869267456.

The previous prime is 6675161576407. The next prime is 6675161576509. The reversal of 6675161576440 is 446751615766.

It is a happy number.

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, 8709637 + ... + 9445003.

It is an arithmetic number, because the mean of its divisors is an integer number (142062067080).

Almost surely, 2^{6675161576440} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6675161576440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9091972293120).

6675161576440 is an abundant number, since it is smaller than the sum of its proper divisors (11508783009800).

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

6675161576440 is a wasteful number, since it uses less digits than its factorization.

6675161576440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 737309 (or 737305 counting only the distinct ones).

The product of its (nonzero) digits is 25401600, while the sum is 58.

The spelling of 6675161576440 in words is "six trillion, six hundred seventy-five billion, one hundred sixty-one million, five hundred seventy-six thousand, four hundred forty".