205362200442 has 32 divisors (see below), whose sum is σ = 469519345152. Its totient is φ = 58659910704.

The previous prime is 205362200387. The next prime is 205362200467. The reversal of 205362200442 is 244002263502.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 458428 + ... + 787959.

It is an arithmetic number, because the mean of its divisors is an integer number (14672479536).

Almost surely, 2^205362200442 is an apocalyptic number.

205362200442 is an abundant number, since it is smaller than the sum of its proper divisors (264157144710).

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

205362200442 is a wasteful number, since it uses less digits than its factorization.

205362200442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1250322.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 205362200442 its reverse (244002263502), we get a palindrome (449364463944).

The spelling of 205362200442 in words is "two hundred five billion, three hundred sixty-two million, two hundred thousand, four hundred forty-two".