202949620027 has 24 divisors (see below), whose sum is σ = 254982067200. Its totient is φ = 158119555440.

The previous prime is 202949619941. The next prime is 202949620037. The reversal of 202949620027 is 720026949202.

It is a de Polignac number, because none of the positive numbers 2^k-202949620027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (202949620037) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7965174 + ... + 7990612.

It is an arithmetic number, because the mean of its divisors is an integer number (10624252800).

Almost surely, 2^202949620027 is an apocalyptic number.

202949620027 is a deficient number, since it is larger than the sum of its proper divisors (52032447173).

202949620027 is a wasteful number, since it uses less digits than its factorization.

202949620027 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34887 (or 34876 counting only the distinct ones).

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 202949620027 in words is "two hundred two billion, nine hundred forty-nine million, six hundred twenty thousand, twenty-seven".