2150633172466 has 4 divisors (see below), whose sum is σ = 3225949758702. Its totient is φ = 1075316586232.

The previous prime is 2150633172427. The next prime is 2150633172481. The reversal of 2150633172466 is 6642713360512.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2143954850625 + 6678321841 = 1464225^2 + 81721^2 .

It is a super-2 number, since 2×2150633172466² (a number of 25 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 537658293115 + ... + 537658293118.

Almost surely, 2^{2150633172466} is an apocalyptic number.

2150633172466 is a deficient number, since it is larger than the sum of its proper divisors (1075316586236).

2150633172466 is a wasteful number, since it uses less digits than its factorization.

2150633172466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1075316586235.

The product of its (nonzero) digits is 1088640, while the sum is 46.

The spelling of 2150633172466 in words is "two trillion, one hundred fifty billion, six hundred thirty-three million, one hundred seventy-two thousand, four hundred sixty-six".