20712443673932 has 6 divisors (see below), whose sum is σ = 36246776429388. Its totient is φ = 10356221836964.

The previous prime is 20712443673899. The next prime is 20712443673967. The reversal of 20712443673932 is 23937634421702.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2589055459238 + ... + 2589055459245.

It is an arithmetic number, because the mean of its divisors is an integer number (6041129404898).

Almost surely, 2^{20712443673932} is an apocalyptic number.

It is an amenable number.

20712443673932 is a deficient number, since it is larger than the sum of its proper divisors (15534332755456).

20712443673932 is a wasteful number, since it uses less digits than its factorization.

20712443673932 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5178110918487 (or 5178110918485 counting only the distinct ones).

The product of its (nonzero) digits is 9144576, while the sum is 53.

The spelling of 20712443673932 in words is "twenty trillion, seven hundred twelve billion, four hundred forty-three million, six hundred seventy-three thousand, nine hundred thirty-two".