4397955959 has 2 divisors, whose sum is σ = 4397955960. Its totient is φ = 4397955958.

The previous prime is 4397955949. The next prime is 4397955977. The reversal of 4397955959 is 9595597934.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4397955959 - 2⁸ = 4397955703 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4397955895 and 4397955904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4397955949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2198977979 + 2198977980.

It is an arithmetic number, because the mean of its divisors is an integer number (2198977980).

Almost surely, 2^4397955959 is an apocalyptic number.

4397955959 is a deficient number, since it is larger than the sum of its proper divisors (1).

4397955959 is an equidigital number, since it uses as much as digits as its factorization.

4397955959 is an evil number, because the sum of its binary digits is even.

The product of its digits is 68890500, while the sum is 65.

The square root of 4397955959 is about 66317.0864785238. The cubic root of 4397955959 is about 1638.3887554937.

The spelling of 4397955959 in words is "four billion, three hundred ninety-seven million, nine hundred fifty-five thousand, nine hundred fifty-nine".