2175172106676 has 24 divisors (see below), whose sum is σ = 5127725312640. Its totient is φ = 717582550272.

The previous prime is 2175172106659. The next prime is 2175172106699. The reversal of 2175172106676 is 6766012715712.

It is a happy number.

It is a super-2 number, since 2×2175172106676² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 934351116 + ... + 934353443.

It is an arithmetic number, because the mean of its divisors is an integer number (213655221360).

Almost surely, 2^{2175172106676} is an apocalyptic number.

It is an amenable number.

2175172106676 is an abundant number, since it is smaller than the sum of its proper divisors (2952553205964).

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

2175172106676 is a wasteful number, since it uses less digits than its factorization.

2175172106676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1868704663 (or 1868704661 counting only the distinct ones).

The product of its (nonzero) digits is 1481760, while the sum is 51.

The spelling of 2175172106676 in words is "two trillion, one hundred seventy-five billion, one hundred seventy-two million, one hundred six thousand, six hundred seventy-six".