2253203452561 has 16 divisors (see below), whose sum is σ = 2266535779200. Its totient is φ = 2239913098368.

The previous prime is 2253203452547. The next prime is 2253203452603. The reversal of 2253203452561 is 1652543023522.

It is a cyclic number.

It is not a de Polignac number, because 2253203452561 - 2¹³ = 2253203444369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2253203452541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 485288106 + ... + 485292748.

It is an arithmetic number, because the mean of its divisors is an integer number (141658486200).

Almost surely, 2^{2253203452561} is an apocalyptic number.

It is an amenable number.

2253203452561 is a deficient number, since it is larger than the sum of its proper divisors (13332326639).

2253203452561 is a wasteful number, since it uses less digits than its factorization.

2253203452561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8568.

The product of its (nonzero) digits is 432000, while the sum is 40.

The spelling of 2253203452561 in words is "two trillion, two hundred fifty-three billion, two hundred three million, four hundred fifty-two thousand, five hundred sixty-one".