20461662232522 has 32 divisors (see below), whose sum is σ = 35449443469440. Its totient is φ = 8676436305600.

The previous prime is 20461662232507. The next prime is 20461662232559. The reversal of 20461662232522 is 22523226616402.

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, 8494248 + ... + 10633699.

It is an arithmetic number, because the mean of its divisors is an integer number (1107795108420).

Almost surely, 2^{20461662232522} is an apocalyptic number.

20461662232522 is a deficient number, since it is larger than the sum of its proper divisors (14987781236918).

20461662232522 is a wasteful number, since it uses less digits than its factorization.

20461662232522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19128766.

The product of its (nonzero) digits is 829440, while the sum is 43.

Adding to 20461662232522 its reverse (22523226616402), we get a palindrome (42984888848924).

The spelling of 20461662232522 in words is "twenty trillion, four hundred sixty-one billion, six hundred sixty-two million, two hundred thirty-two thousand, five hundred twenty-two".