20552682938 has 8 divisors (see below), whose sum is σ = 31200458688. Its totient is φ = 10152530044.

The previous prime is 20552682937. The next prime is 20552682961. The reversal of 20552682938 is 83928625502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (20552682937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 61905506 + ... + 61905837.

It is an arithmetic number, because the mean of its divisors is an integer number (3900057336).

Almost surely, 2^20552682938 is an apocalyptic number.

20552682938 is a deficient number, since it is larger than the sum of its proper divisors (10647775750).

20552682938 is a wasteful number, since it uses less digits than its factorization.

20552682938 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123811428.

The product of its (nonzero) digits is 2073600, while the sum is 50.

The spelling of 20552682938 in words is "twenty billion, five hundred fifty-two million, six hundred eighty-two thousand, nine hundred thirty-eight".