2252961974169 has 27 divisors (see below), whose sum is σ = 3264123022069. Its totient is φ = 1497444670680.

The previous prime is 2252961974149. The next prime is 2252961974243. The reversal of 2252961974169 is 9614791692522.

The square root of 2252961974169 is 1500987.

It is a perfect power (a square), and thus also a powerful number.

2252961974169 is a `hidden beast` number, since 2 + 2 + 5 + 2 + 9 + 619 + 7 + 4 + 1 + 6 + 9 = 666.

It is not a de Polignac number, because 2252961974169 - 2²¹ = 2252959877017 is a prime.

It is a super-2 number, since 2×2252961974169² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2252961974119) by changing a digit.

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 26 ways as a sum of consecutive naturals, for example, 2210953342 + ... + 2210954360.

Almost surely, 2^{2252961974169} is an apocalyptic number.

2252961974169 is the 1500987-th square number.

2252961974169 is the 750494-th centered octagonal number.

It is an amenable number.

2252961974169 is a deficient number, since it is larger than the sum of its proper divisors (1011161047900).

2252961974169 is an frugal number, since it uses more digits than its factorization.

2252961974169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3026 (or 1513 counting only the distinct ones).

The product of its digits is 29393280, while the sum is 63.

The spelling of 2252961974169 in words is "two trillion, two hundred fifty-two billion, nine hundred sixty-one million, nine hundred seventy-four thousand, one hundred sixty-nine".