6552400417 has 2 divisors, whose sum is σ = 6552400418. Its totient is φ = 6552400416.

The previous prime is 6552400397. The next prime is 6552400433. The reversal of 6552400417 is 7140042556.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4293394576 + 2259005841 = 65524^2 + 47529^2 .

It is a cyclic number.

It is not a de Polignac number, because 6552400417 - 2⁷ = 6552400289 is a prime.

It is not a weakly prime, because it can be changed into another prime (6552400717) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3276200208 + 3276200209.

It is an arithmetic number, because the mean of its divisors is an integer number (3276200209).

Almost surely, 2^6552400417 is an apocalyptic number.

It is an amenable number.

6552400417 is a deficient number, since it is larger than the sum of its proper divisors (1).

6552400417 is an equidigital number, since it uses as much as digits as its factorization.

6552400417 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 33600, while the sum is 34.

The square root of 6552400417 is about 80946.8987485006. The cubic root of 6552400417 is about 1871.2571657373.

The spelling of 6552400417 in words is "six billion, five hundred fifty-two million, four hundred thousand, four hundred seventeen".