401054744617 has 2 divisors, whose sum is σ = 401054744618. Its totient is φ = 401054744616.

The previous prime is 401054744557. The next prime is 401054744621. The reversal of 401054744617 is 716447450104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 233531529001 + 167523215616 = 483251^2 + 409296^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401054744617 is a prime.

It is not a weakly prime, because it can be changed into another prime (401054744917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200527372308 + 200527372309.

It is an arithmetic number, because the mean of its divisors is an integer number (200527372309).

Almost surely, 2^401054744617 is an apocalyptic number.

It is an amenable number.

401054744617 is a deficient number, since it is larger than the sum of its proper divisors (1).

401054744617 is an equidigital number, since it uses as much as digits as its factorization.

401054744617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 376320, while the sum is 43.

The spelling of 401054744617 in words is "four hundred one billion, fifty-four million, seven hundred forty-four thousand, six hundred seventeen".