20350144402352 has 40 divisors (see below), whose sum is σ = 39445959694320. Its totient is φ = 10170542950400.

The previous prime is 20350144402331. The next prime is 20350144402387. The reversal of 20350144402352 is 25320444105302.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 364089224 + ... + 364145112.

It is an arithmetic number, because the mean of its divisors is an integer number (986148992358).

Almost surely, 2^{20350144402352} is an apocalyptic number.

It is an amenable number.

20350144402352 is a deficient number, since it is larger than the sum of its proper divisors (19095815291968).

20350144402352 is a wasteful number, since it uses less digits than its factorization.

20350144402352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65621 (or 65615 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 35.

Adding to 20350144402352 its reverse (25320444105302), we get a palindrome (45670588507654).

The spelling of 20350144402352 in words is "twenty trillion, three hundred fifty billion, one hundred forty-four million, four hundred two thousand, three hundred fifty-two".