2355555497 has 2 divisors, whose sum is σ = 2355555498. Its totient is φ = 2355555496.

The previous prime is 2355555451. The next prime is 2355555563. The reversal of 2355555497 is 7945555532.

2355555497 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1240730176 + 1114825321 = 35224^2 + 33389^2 .

It is a cyclic number.

It is not a de Polignac number, because 2355555497 - 2²⁸ = 2087120041 is a prime.

It is not a weakly prime, because it can be changed into another prime (2355555197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1177777748 + 1177777749.

It is an arithmetic number, because the mean of its divisors is an integer number (1177777749).

Almost surely, 2^2355555497 is an apocalyptic number.

It is an amenable number.

2355555497 is a deficient number, since it is larger than the sum of its proper divisors (1).

2355555497 is an equidigital number, since it uses as much as digits as its factorization.

2355555497 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4725000, while the sum is 50.

The square root of 2355555497 is about 48534.0653252950. The cubic root of 2355555497 is about 1330.5497373154.

The spelling of 2355555497 in words is "two billion, three hundred fifty-five million, five hundred fifty-five thousand, four hundred ninety-seven".