401292964871 has 2 divisors, whose sum is σ = 401292964872. Its totient is φ = 401292964870.

The previous prime is 401292964861. The next prime is 401292964901. The reversal of 401292964871 is 178469292104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 401292964871 - 2³⁸ = 126415057927 is a prime.

It is a super-2 number, since 2×401292964871² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401292964841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200646482435 + 200646482436.

It is an arithmetic number, because the mean of its divisors is an integer number (200646482436).

Almost surely, 2^401292964871 is an apocalyptic number.

401292964871 is a deficient number, since it is larger than the sum of its proper divisors (1).

401292964871 is an equidigital number, since it uses as much as digits as its factorization.

401292964871 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 53.

The spelling of 401292964871 in words is "four hundred one billion, two hundred ninety-two million, nine hundred sixty-four thousand, eight hundred seventy-one".