20611330624 has 28 divisors (see below), whose sum is σ = 40913785584. Its totient is φ = 10302345344.

The previous prime is 20611330609. The next prime is 20611330639. The reversal of 20611330624 is 42603311602.

It is an interprime number because it is at equal distance from previous prime (20611330609) and next prime (20611330639).

It is a junction number, because it is equal to n+sod(n) for n = 20611330592 and 20611330601.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 154719 + ... + 255265.

It is an arithmetic number, because the mean of its divisors is an integer number (1461206628).

Almost surely, 2^20611330624 is an apocalyptic number.

It is an amenable number.

20611330624 is a deficient number, since it is larger than the sum of its proper divisors (20302454960).

20611330624 is a wasteful number, since it uses less digits than its factorization.

20611330624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103762 (or 103752 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The spelling of 20611330624 in words is "twenty billion, six hundred eleven million, three hundred thirty thousand, six hundred twenty-four".