352121454442 has 16 divisors (see below), whose sum is σ = 566042481792. Its totient is φ = 163854401040.

The previous prime is 352121454409. The next prime is 352121454467. The reversal of 352121454442 is 244454121253.

It is a Harshad number since it is a multiple of its sum of digits (37).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 103441734 + ... + 103445137.

It is an arithmetic number, because the mean of its divisors is an integer number (35377655112).

Almost surely, 2^352121454442 is an apocalyptic number.

352121454442 is a deficient number, since it is larger than the sum of its proper divisors (213921027350).

352121454442 is a wasteful number, since it uses less digits than its factorization.

352121454442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206886933.

The product of its digits is 153600, while the sum is 37.

Adding to 352121454442 its reverse (244454121253), we get a palindrome (596575575695).

The spelling of 352121454442 in words is "three hundred fifty-two billion, one hundred twenty-one million, four hundred fifty-four thousand, four hundred forty-two".