245885138333 has 4 divisors (see below), whose sum is σ = 251603397408. Its totient is φ = 240166879260.

The previous prime is 245885138297. The next prime is 245885138371. The reversal of 245885138333 is 333831588542.

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 245885138333 - 2¹⁸ = 245884876189 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 (245885134333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2859129473 + ... + 2859129558.

It is an arithmetic number, because the mean of its divisors is an integer number (62900849352).

Almost surely, 2^245885138333 is an apocalyptic number.

It is an amenable number.

245885138333 is a deficient number, since it is larger than the sum of its proper divisors (5718259075).

245885138333 is an equidigital number, since it uses as much as digits as its factorization.

245885138333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5718259074.

The product of its digits is 8294400, while the sum is 53.

The spelling of 245885138333 in words is "two hundred forty-five billion, eight hundred eighty-five million, one hundred thirty-eight thousand, three hundred thirty-three".