2553531421933 has 2 divisors, whose sum is σ = 2553531421934. Its totient is φ = 2553531421932.

The previous prime is 2553531421921. The next prime is 2553531422011. The reversal of 2553531421933 is 3391241353552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2553354718084 + 176703849 = 1597922^2 + 13293^2 .

It is a cyclic number.

It is not a de Polignac number, because 2553531421933 - 2⁴¹ = 354508166381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2553531421333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276765710966 + 1276765710967.

It is an arithmetic number, because the mean of its divisors is an integer number (1276765710967).

Almost surely, 2^{2553531421933} is an apocalyptic number.

It is an amenable number.

2553531421933 is a deficient number, since it is larger than the sum of its proper divisors (1).

2553531421933 is an equidigital number, since it uses as much as digits as its factorization.

2553531421933 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1458000, while the sum is 46.

The spelling of 2553531421933 in words is "two trillion, five hundred fifty-three billion, five hundred thirty-one million, four hundred twenty-one thousand, nine hundred thirty-three".