245352254213 has 4 divisors (see below), whose sum is σ = 267657004608. Its totient is φ = 223047503820.

The previous prime is 245352254177. The next prime is 245352254227. The reversal of 245352254213 is 312452253542.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 245352254213 - 2¹⁴ = 245352237829 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245352254233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11152375181 + ... + 11152375202.

It is an arithmetic number, because the mean of its divisors is an integer number (66914251152).

Almost surely, 2^245352254213 is an apocalyptic number.

It is an amenable number.

245352254213 is a deficient number, since it is larger than the sum of its proper divisors (22304750395).

245352254213 is a wasteful number, since it uses less digits than its factorization.

245352254213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22304750394.

The product of its digits is 288000, while the sum is 38.

The spelling of 245352254213 in words is "two hundred forty-five billion, three hundred fifty-two million, two hundred fifty-four thousand, two hundred thirteen".