401442313195 has 32 divisors (see below), whose sum is σ = 601141616640. Its totient is φ = 250023834240.

The previous prime is 401442313187. The next prime is 401442313199. The reversal of 401442313195 is 591313244104.

It is not a de Polignac number, because 401442313195 - 2³ = 401442313187 is a prime.

It is a super-2 number, since 2×401442313195² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401442313199) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43147 + ... + 897076.

It is an arithmetic number, because the mean of its divisors is an integer number (18785675520).

Almost surely, 2^401442313195 is an apocalyptic number.

401442313195 is a deficient number, since it is larger than the sum of its proper divisors (199699303445).

401442313195 is a wasteful number, since it uses less digits than its factorization.

401442313195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 941355.

The product of its (nonzero) digits is 51840, while the sum is 37.

Adding to 401442313195 its reverse (591313244104), we get a palindrome (992755557299).

The spelling of 401442313195 in words is "four hundred one billion, four hundred forty-two million, three hundred thirteen thousand, one hundred ninety-five".