401031496858807 has 2 divisors, whose sum is σ = 401031496858808. Its totient is φ = 401031496858806.

The previous prime is 401031496858799. The next prime is 401031496858831. The reversal of 401031496858807 is 708858694130104.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 401031496858807 - 2³ = 401031496858799 is a prime.

It is a super-2 number, since 2×401031496858807² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401031496858507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200515748429403 + 200515748429404.

It is an arithmetic number, because the mean of its divisors is an integer number (200515748429404).

Almost surely, 2^{401031496858807} is an apocalyptic number.

401031496858807 is a deficient number, since it is larger than the sum of its proper divisors (1).

401031496858807 is an equidigital number, since it uses as much as digits as its factorization.

401031496858807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 46448640, while the sum is 64.

The spelling of 401031496858807 in words is "four hundred one trillion, thirty-one billion, four hundred ninety-six million, eight hundred fifty-eight thousand, eight hundred seven".