202890156072 has 64 divisors (see below), whose sum is σ = 526915186560. Its totient is φ = 65051212800.

The previous prime is 202890156067. The next prime is 202890156163. The reversal of 202890156072 is 270651098202.

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 15 ways as a sum of consecutive naturals, for example, 1382173 + ... + 1521900.

It is an arithmetic number, because the mean of its divisors is an integer number (8233049790).

Almost surely, 2^202890156072 is an apocalyptic number.

It is an amenable number.

202890156072 is an abundant number, since it is smaller than the sum of its proper divisors (324025030488).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202890156072 is a wasteful number, since it uses less digits than its factorization.

202890156072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2904194 (or 2904190 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 42.

The spelling of 202890156072 in words is "two hundred two billion, eight hundred ninety million, one hundred fifty-six thousand, seventy-two".