245371622500 has 45 divisors (see below), whose sum is σ = 536632831119. Its totient is φ = 98138742000.

The previous prime is 245371622401. The next prime is 245371622513. The reversal of 245371622500 is 5226173542.

The square root of 245371622500 is 495350.

It is a perfect power (a square), and thus also a powerful number.

245371622500 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 19237135204 + 226134487296 = 138698^2 + 475536^2 .

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 245371622500.

It is an unprimeable number.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 24762547 + ... + 24772453.

Almost surely, 2^245371622500 is an apocalyptic number.

245371622500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

245371622500 is the 495350-th square number.

It is an amenable number.

245371622500 is an abundant number, since it is smaller than the sum of its proper divisors (291261208619).

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

245371622500 is an frugal number, since it uses more digits than its factorization.

245371622500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19838 (or 9914 counting only the distinct ones).

The product of its (nonzero) digits is 100800, while the sum is 37.

The spelling of 245371622500 in words is "two hundred forty-five billion, three hundred seventy-one million, six hundred twenty-two thousand, five hundred".