2533345253551 has 4 divisors (see below), whose sum is σ = 2895251718352. Its totient is φ = 2171438788752.

The previous prime is 2533345253521. The next prime is 2533345253567. The reversal of 2533345253551 is 1553525433352.

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

It is a cyclic number.

It is not a de Polignac number, because 2533345253551 - 2²⁵ = 2533311699119 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2533345253521) 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 3 ways as a sum of consecutive naturals, for example, 180953232390 + ... + 180953232403.

It is an arithmetic number, because the mean of its divisors is an integer number (723812929588).

Almost surely, 2^{2533345253551} is an apocalyptic number.

2533345253551 is a deficient number, since it is larger than the sum of its proper divisors (361906464801).

2533345253551 is an equidigital number, since it uses as much as digits as its factorization.

2533345253551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361906464800.

The product of its digits is 4050000, while the sum is 46.

The spelling of 2533345253551 in words is "two trillion, five hundred thirty-three billion, three hundred forty-five million, two hundred fifty-three thousand, five hundred fifty-one".