355020647244 has 24 divisors (see below), whose sum is σ = 828393989808. Its totient is φ = 118338432960.

The previous prime is 355020647239. The next prime is 355020647251. The reversal of 355020647244 is 442746020553.

It is a junction number, because it is equal to n+sod(n) for n = 355020647196 and 355020647205.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 791614 + ... + 1156154.

It is an arithmetic number, because the mean of its divisors is an integer number (34516416242).

Almost surely, 2^355020647244 is an apocalyptic number.

It is an amenable number.

355020647244 is an abundant number, since it is smaller than the sum of its proper divisors (473373342564).

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

355020647244 is a wasteful number, since it uses less digits than its factorization.

355020647244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 445705 (or 445703 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 42.

Adding to 355020647244 its reverse (442746020553), we get a palindrome (797766667797).

The spelling of 355020647244 in words is "three hundred fifty-five billion, twenty million, six hundred forty-seven thousand, two hundred forty-four".