20838802070 has 8 divisors (see below), whose sum is σ = 37509843744. Its totient is φ = 8335520824.

The previous prime is 20838802063. The next prime is 20838802087. The reversal of 20838802070 is 7020883802.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1041940094 + ... + 1041940113.

It is an arithmetic number, because the mean of its divisors is an integer number (4688730468).

Almost surely, 2^20838802070 is an apocalyptic number.

20838802070 is a deficient number, since it is larger than the sum of its proper divisors (16671041674).

20838802070 is a wasteful number, since it uses less digits than its factorization.

20838802070 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2083880214.

The product of its (nonzero) digits is 43008, while the sum is 38.

The spelling of 20838802070 in words is "twenty billion, eight hundred thirty-eight million, eight hundred two thousand, seventy".