245513322052 has 6 divisors (see below), whose sum is σ = 429648313598. Its totient is φ = 122756661024.

The previous prime is 245513322031. The next prime is 245513322097. The reversal of 245513322052 is 250223315542.

It can be written as a sum of positive squares in only one way, i.e., 220847363136 + 24665958916 = 469944^2 + 157054^2 .

It is a junction number, because it is equal to n+sod(n) for n = 245513321999 and 245513322017.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30689165253 + ... + 30689165260.

Almost surely, 2^245513322052 is an apocalyptic number.

It is an amenable number.

245513322052 is a deficient number, since it is larger than the sum of its proper divisors (184134991546).

245513322052 is a wasteful number, since it uses less digits than its factorization.

245513322052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61378330517 (or 61378330515 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 34.

Adding to 245513322052 its reverse (250223315542), we get a palindrome (495736637594).

The spelling of 245513322052 in words is "two hundred forty-five billion, five hundred thirteen million, three hundred twenty-two thousand, fifty-two".