400057400201 has 2 divisors, whose sum is σ = 400057400202. Its totient is φ = 400057400200.

The previous prime is 400057400153. The next prime is 400057400221. The reversal of 400057400201 is 102004750004.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 273215290000 + 126842110201 = 522700^2 + 356149^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-400057400201 is a prime.

It is not a weakly prime, because it can be changed into another prime (400057400221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200028700100 + 200028700101.

It is an arithmetic number, because the mean of its divisors is an integer number (200028700101).

Almost surely, 2^400057400201 is an apocalyptic number.

It is an amenable number.

400057400201 is a deficient number, since it is larger than the sum of its proper divisors (1).

400057400201 is an equidigital number, since it uses as much as digits as its factorization.

400057400201 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.

The spelling of 400057400201 in words is "four hundred billion, fifty-seven million, four hundred thousand, two hundred one".