32448238457 has 2 divisors, whose sum is σ = 32448238458. Its totient is φ = 32448238456.

The previous prime is 32448238391. The next prime is 32448238463. The reversal of 32448238457 is 75483284423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19560539881 + 12887698576 = 139859^2 + 113524^2 .

It is a cyclic number.

It is not a de Polignac number, because 32448238457 - 2²⁴ = 32431461241 is a prime.

It is not a weakly prime, because it can be changed into another prime (32448238357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16224119228 + 16224119229.

It is an arithmetic number, because the mean of its divisors is an integer number (16224119229).

Almost surely, 2^32448238457 is an apocalyptic number.

It is an amenable number.

32448238457 is a deficient number, since it is larger than the sum of its proper divisors (1).

32448238457 is an equidigital number, since it uses as much as digits as its factorization.

32448238457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5160960, while the sum is 50.

The spelling of 32448238457 in words is "thirty-two billion, four hundred forty-eight million, two hundred thirty-eight thousand, four hundred fifty-seven".