2552550280549 has 2 divisors, whose sum is σ = 2552550280550. Its totient is φ = 2552550280548.

The previous prime is 2552550280541. The next prime is 2552550280591. The reversal of 2552550280549 is 9450820552552.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2552421616900 + 128663649 = 1597630^2 + 11343^2 .

It is a cyclic number.

It is not a de Polignac number, because 2552550280549 - 2³ = 2552550280541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2552550280496 and 2552550280505.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2552550280541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1276275140274 + 1276275140275.

It is an arithmetic number, because the mean of its divisors is an integer number (1276275140275).

Almost surely, 2^{2552550280549} is an apocalyptic number.

It is an amenable number.

2552550280549 is a deficient number, since it is larger than the sum of its proper divisors (1).

2552550280549 is an equidigital number, since it uses as much as digits as its factorization.

2552550280549 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200000, while the sum is 52.

The spelling of 2552550280549 in words is "two trillion, five hundred fifty-two billion, five hundred fifty million, two hundred eighty thousand, five hundred forty-nine".