202444540054 has 8 divisors (see below), whose sum is σ = 313462513728. Its totient is φ = 97957035480.

The previous prime is 202444540031. The next prime is 202444540057. The reversal of 202444540054 is 450045444202.

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

It is a super-2 number, since 2×202444540054² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202444540057) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1632617197 + ... + 1632617320.

It is an arithmetic number, because the mean of its divisors is an integer number (39182814216).

Almost surely, 2^202444540054 is an apocalyptic number.

202444540054 is a deficient number, since it is larger than the sum of its proper divisors (111017973674).

202444540054 is a wasteful number, since it uses less digits than its factorization.

202444540054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3265234550.

The product of its (nonzero) digits is 102400, while the sum is 34.

Adding to 202444540054 its reverse (450045444202), we get a palindrome (652489984256).

The spelling of 202444540054 in words is "two hundred two billion, four hundred forty-four million, five hundred forty thousand, fifty-four".