356404206444 has 48 divisors (see below), whose sum is σ = 976996151040. Its totient is φ = 99693483840.

The previous prime is 356404206439. The next prime is 356404206469. The reversal of 356404206444 is 444602404653.

It is a happy number.

It is a super-2 number, since 2×356404206444² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 356404206396 and 356404206405.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 103845664 + ... + 103849095.

It is an arithmetic number, because the mean of its divisors is an integer number (20354086480).

Almost surely, 2^356404206444 is an apocalyptic number.

It is an amenable number.

356404206444 is an abundant number, since it is smaller than the sum of its proper divisors (620591944596).

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

356404206444 is a wasteful number, since it uses less digits than its factorization.

356404206444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 207694790 (or 207694788 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 42.

The spelling of 356404206444 in words is "three hundred fifty-six billion, four hundred four million, two hundred six thousand, four hundred forty-four".