20047752276802 has 4 divisors (see below), whose sum is σ = 30071628415206. Its totient is φ = 10023876138400.

The previous prime is 20047752276793. The next prime is 20047752276803. The reversal of 20047752276802 is 20867225774002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12361489523881 + 7686262752921 = 3515891^2 + 2772411^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 20047752276802.

It is not an unprimeable number, because it can be changed into a prime (20047752276803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5011938069199 + ... + 5011938069202.

Almost surely, 2^{20047752276802} is an apocalyptic number.

20047752276802 is a deficient number, since it is larger than the sum of its proper divisors (10023876138404).

20047752276802 is a wasteful number, since it uses less digits than its factorization.

20047752276802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10023876138403.

The product of its (nonzero) digits is 5268480, while the sum is 52.

The spelling of 20047752276802 in words is "twenty trillion, forty-seven billion, seven hundred fifty-two million, two hundred seventy-six thousand, eight hundred two".