57200400401 has 2 divisors, whose sum is σ = 57200400402. Its totient is φ = 57200400400.

The previous prime is 57200400347. The next prime is 57200400403. The reversal of 57200400401 is 10400400275.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 38475214801 + 18725185600 = 196151^2 + 136840^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57200400401 is a prime.

Together with 57200400403, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (57200400403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28600200200 + 28600200201.

It is an arithmetic number, because the mean of its divisors is an integer number (28600200201).

Almost surely, 2^57200400401 is an apocalyptic number.

It is an amenable number.

57200400401 is a deficient number, since it is larger than the sum of its proper divisors (1).

57200400401 is an equidigital number, since it uses as much as digits as its factorization.

57200400401 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1120, while the sum is 23.

Adding to 57200400401 its reverse (10400400275), we get a palindrome (67600800676).

The spelling of 57200400401 in words is "fifty-seven billion, two hundred million, four hundred thousand, four hundred one".