401603505241 has 8 divisors (see below), whose sum is σ = 419939412480. Its totient is φ = 383340505152.

The previous prime is 401603505221. The next prime is 401603505253. The reversal of 401603505241 is 142505306104.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 401603505241 - 2³¹ = 399456021593 is a prime.

It is a super-2 number, since 2×401603505241² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401603505221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18215520 + ... + 18237553.

It is an arithmetic number, because the mean of its divisors is an integer number (52492426560).

Almost surely, 2^401603505241 is an apocalyptic number.

It is an amenable number.

401603505241 is a deficient number, since it is larger than the sum of its proper divisors (18335907239).

401603505241 is a wasteful number, since it uses less digits than its factorization.

401603505241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36453575.

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 401603505241 in words is "four hundred one billion, six hundred three million, five hundred five thousand, two hundred forty-one".