245522311100 has 144 divisors (see below), whose sum is σ = 612272062080. Its totient is φ = 84517804800.

The previous prime is 245522311087. The next prime is 245522311171. The reversal of 245522311100 is 1113225542.

245522311100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 245522311100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 33708059 + ... + 33715341.

It is an arithmetic number, because the mean of its divisors is an integer number (4251889320).

Almost surely, 2^245522311100 is an apocalyptic number.

245522311100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 245522311100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (306136031040).

245522311100 is an abundant number, since it is smaller than the sum of its proper divisors (366749750980).

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

245522311100 is a wasteful number, since it uses less digits than its factorization.

245522311100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8940 (or 8933 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 245522311100 its reverse (1113225542), we get a palindrome (246635536642).

The spelling of 245522311100 in words is "two hundred forty-five billion, five hundred twenty-two million, three hundred eleven thousand, one hundred".