202247994553 has 8 divisors (see below), whose sum is σ = 223113212640. Its totient is φ = 181795949280.

The previous prime is 202247994539. The next prime is 202247994581. The reversal of 202247994553 is 355499742202.

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

It is not a de Polignac number, because 202247994553 - 2⁵ = 202247994521 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 202247994553.

It is not an unprimeable number, because it can be changed into a prime (202247994503) 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, 103292175 + ... + 103294132.

It is an arithmetic number, because the mean of its divisors is an integer number (27889151580).

Almost surely, 2^202247994553 is an apocalyptic number.

It is an amenable number.

202247994553 is a deficient number, since it is larger than the sum of its proper divisors (20865218087).

202247994553 is a wasteful number, since it uses less digits than its factorization.

202247994553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 206586407.

The product of its (nonzero) digits is 5443200, while the sum is 52.

The spelling of 202247994553 in words is "two hundred two billion, two hundred forty-seven million, nine hundred ninety-four thousand, five hundred fifty-three".