404602620342 has 8 divisors (see below), whose sum is σ = 809205240696. Its totient is φ = 134867540112.

The previous prime is 404602620287. The next prime is 404602620353. The reversal of 404602620342 is 243026206404.

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

404602620342 is an admirable number.

It is a super-2 number, since 2×404602620342² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33716885023 + ... + 33716885034.

It is an arithmetic number, because the mean of its divisors is an integer number (101150655087).

Almost surely, 2^404602620342 is an apocalyptic number.

404602620342 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

404602620342 is a wasteful number, since it uses less digits than its factorization.

404602620342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67433770062.

The product of its (nonzero) digits is 55296, while the sum is 33.

Adding to 404602620342 its reverse (243026206404), we get a palindrome (647628826746).

The spelling of 404602620342 in words is "four hundred four billion, six hundred two million, six hundred twenty thousand, three hundred forty-two".