355533320120244 has 96 divisors (see below), whose sum is σ = 949109287526400. Its totient is φ = 101471647684608.

The previous prime is 355533320120233. The next prime is 355533320120351. The reversal of 355533320120244 is 442021023335553.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 355533320120196 and 355533320120205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 551235057 + ... + 551879655.

It is an arithmetic number, because the mean of its divisors is an integer number (9886555078400).

Almost surely, 2^{355533320120244} is an apocalyptic number.

It is an amenable number.

355533320120244 is an abundant number, since it is smaller than the sum of its proper divisors (593575967406156).

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

355533320120244 is a wasteful number, since it uses less digits than its factorization.

355533320120244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651669 (or 651667 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 42.

Adding to 355533320120244 its reverse (442021023335553), we get a palindrome (797554343455797).

The spelling of 355533320120244 in words is "three hundred fifty-five trillion, five hundred thirty-three billion, three hundred twenty million, one hundred twenty thousand, two hundred forty-four".