202642663272 has 32 divisors (see below), whose sum is σ = 578979038400. Its totient is φ = 57897903744.

The previous prime is 202642663243. The next prime is 202642663277. The reversal of 202642663272 is 272366246202.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (202642663277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 603102997 + ... + 603103332.

It is an arithmetic number, because the mean of its divisors is an integer number (18093094950).

Almost surely, 2^202642663272 is an apocalyptic number.

It is an amenable number.

202642663272 is an abundant number, since it is smaller than the sum of its proper divisors (376336375128).

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

202642663272 is a wasteful number, since it uses less digits than its factorization.

202642663272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206206345 (or 1206206341 counting only the distinct ones).

The product of its (nonzero) digits is 580608, while the sum is 42.

The spelling of 202642663272 in words is "two hundred two billion, six hundred forty-two million, six hundred sixty-three thousand, two hundred seventy-two".