2020198256902 has 8 divisors (see below), whose sum is σ = 3463197011856. Its totient is φ = 865799252952.

The previous prime is 2020198256831. The next prime is 2020198256927. The reversal of 2020198256902 is 2096528910202.

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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72149937733 + ... + 72149937760.

It is an arithmetic number, because the mean of its divisors is an integer number (432899626482).

Almost surely, 2^{2020198256902} is an apocalyptic number.

2020198256902 is a deficient number, since it is larger than the sum of its proper divisors (1442998754954).

2020198256902 is a wasteful number, since it uses less digits than its factorization.

2020198256902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144299875502.

The product of its (nonzero) digits is 311040, while the sum is 46.

The spelling of 2020198256902 in words is "two trillion, twenty billion, one hundred ninety-eight million, two hundred fifty-six thousand, nine hundred two".