401277044471 has 2 divisors, whose sum is σ = 401277044472. Its totient is φ = 401277044470.

The previous prime is 401277044449. The next prime is 401277044477. The reversal of 401277044471 is 174440772104.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401277044471 is a prime.

It is a super-3 number, since 3×401277044471³ (a number of 36 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401277044477) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200638522235 + 200638522236.

It is an arithmetic number, because the mean of its divisors is an integer number (200638522236).

Almost surely, 2^401277044471 is an apocalyptic number.

401277044471 is a deficient number, since it is larger than the sum of its proper divisors (1).

401277044471 is an equidigital number, since it uses as much as digits as its factorization.

401277044471 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 175616, while the sum is 41.

The spelling of 401277044471 in words is "four hundred one billion, two hundred seventy-seven million, forty-four thousand, four hundred seventy-one".