6552798401 has 2 divisors, whose sum is σ = 6552798402. Its totient is φ = 6552798400.

The previous prime is 6552798397. The next prime is 6552798409. The reversal of 6552798401 is 1048972556.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5516924176 + 1035874225 = 74276^2 + 32185^2 .

It is a cyclic number.

It is not a de Polignac number, because 6552798401 - 2² = 6552798397 is a prime.

It is not a weakly prime, because it can be changed into another prime (6552798409) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3276399200 + 3276399201.

It is an arithmetic number, because the mean of its divisors is an integer number (3276399201).

Almost surely, 2^6552798401 is an apocalyptic number.

It is an amenable number.

6552798401 is a deficient number, since it is larger than the sum of its proper divisors (1).

6552798401 is an equidigital number, since it uses as much as digits as its factorization.

6552798401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 604800, while the sum is 47.

The square root of 6552798401 is about 80949.3570141233. The cubic root of 6552798401 is about 1871.2950508526.

The spelling of 6552798401 in words is "six billion, five hundred fifty-two million, seven hundred ninety-eight thousand, four hundred one".