21763732345354 has 16 divisors (see below), whose sum is σ = 32660467869888. Its totient is φ = 10876910859072.

The previous prime is 21763732345273. The next prime is 21763732345469. The reversal of 21763732345354 is 45354323736712.

It is a junction number, because it is equal to n+sod(n) for n = 21763732345295 and 21763732345304.

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, 38605699 + ... + 39165385.

It is an arithmetic number, because the mean of its divisors is an integer number (2041279241868).

Almost surely, 2^{21763732345354} is an apocalyptic number.

21763732345354 is a deficient number, since it is larger than the sum of its proper divisors (10896735524534).

21763732345354 is a wasteful number, since it uses less digits than its factorization.

21763732345354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568509.

The product of its digits is 38102400, while the sum is 55.

The spelling of 21763732345354 in words is "twenty-one trillion, seven hundred sixty-three billion, seven hundred thirty-two million, three hundred forty-five thousand, three hundred fifty-four".