2172558552712 has 32 divisors (see below), whose sum is σ = 4077718070400. Its totient is φ = 1085167651264.

The previous prime is 2172558552653. The next prime is 2172558552757.

It is a happy number.

2172558552712 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 2172558552712.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31438614 + ... + 31507642.

It is an arithmetic number, because the mean of its divisors is an integer number (127428689700).

Almost surely, 2^{2172558552712} is an apocalyptic number.

It is an amenable number.

2172558552712 is a deficient number, since it is larger than the sum of its proper divisors (1905159517688).

2172558552712 is a wasteful number, since it uses less digits than its factorization.

2172558552712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73005 (or 73001 counting only the distinct ones).

The product of its digits is 3920000, while the sum is 52.

The spelling of 2172558552712 in words is "two trillion, one hundred seventy-two billion, five hundred fifty-eight million, five hundred fifty-two thousand, seven hundred twelve".