404059638481 has 4 divisors (see below), whose sum is σ = 404127863152. Its totient is φ = 403991413812.

The previous prime is 404059638461. The next prime is 404059638509. The reversal of 404059638481 is 184836950404.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 404059638481 - 2²⁹ = 403522767569 is a prime.

It is a super-2 number, since 2×404059638481² (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 (404059638461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 34103451 + ... + 34115296.

It is an arithmetic number, because the mean of its divisors is an integer number (101031965788).

Almost surely, 2^404059638481 is an apocalyptic number.

It is an amenable number.

404059638481 is a deficient number, since it is larger than the sum of its proper divisors (68224671).

404059638481 is an equidigital number, since it uses as much as digits as its factorization.

404059638481 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68224670.

The product of its (nonzero) digits is 3317760, while the sum is 52.

The spelling of 404059638481 in words is "four hundred four billion, fifty-nine million, six hundred thirty-eight thousand, four hundred eighty-one".