2253880671849 has 9 divisors (see below), whose sum is σ = 3255611920509. Its totient is φ = 1502584111980.

The previous prime is 2253880671827. The next prime is 2253880671857. The reversal of 2253880671849 is 9481760883522.

The square root of 2253880671849 is 1501293.

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

2253880671849 is a `hidden beast` number, since 2 + 2 + 538 + 80 + 6 + 7 + 18 + 4 + 9 = 666.

It is a tau number, because it is divible by the number of its divisors (9).

It is not a de Polignac number, because 2253880671849 - 2²³ = 2253872283241 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2253880676849) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4253664 + ... + 4754094.

It is a 1-persistent number, because it is pandigital, but 2⋅2253880671849 = 4507761343698 is not.

Almost surely, 2^{2253880671849} is an apocalyptic number.

2253880671849 is the 1501293-rd square number.

2253880671849 is the 750647-th centered octagonal number.

It is an amenable number.

2253880671849 is a deficient number, since it is larger than the sum of its proper divisors (1001731248660).

2253880671849 is an frugal number, since it uses more digits than its factorization.

2253880671849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000868 (or 500434 counting only the distinct ones).

The product of its (nonzero) digits is 46448640, while the sum is 63.

The spelling of 2253880671849 in words is "two trillion, two hundred fifty-three billion, eight hundred eighty million, six hundred seventy-one thousand, eight hundred forty-nine".