401329474867 has 2 divisors, whose sum is σ = 401329474868. Its totient is φ = 401329474866.

The previous prime is 401329474789. The next prime is 401329474877. The reversal of 401329474867 is 768474923104.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-401329474867 is a prime.

It is a super-2 number, since 2×401329474867² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (401329474877) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200664737433 + 200664737434.

It is an arithmetic number, because the mean of its divisors is an integer number (200664737434).

Almost surely, 2^401329474867 is an apocalyptic number.

401329474867 is a deficient number, since it is larger than the sum of its proper divisors (1).

401329474867 is an equidigital number, since it uses as much as digits as its factorization.

401329474867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8128512, while the sum is 55.

The spelling of 401329474867 in words is "four hundred one billion, three hundred twenty-nine million, four hundred seventy-four thousand, eight hundred sixty-seven".