245055123044533 has 4 divisors (see below), whose sum is σ = 245062676947788. Its totient is φ = 245047569141280.

The previous prime is 245055123044513. The next prime is 245055123044591. The reversal of 245055123044533 is 335440321550542.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 128284233545169 + 116770889499364 = 11326263^2 + 10806058^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-245055123044533 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 (245055123044513) 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, 3776902966 + ... + 3776967847.

It is an arithmetic number, because the mean of its divisors is an integer number (61265669236947).

Almost surely, 2^{245055123044533} is an apocalyptic number.

It is an amenable number.

245055123044533 is a deficient number, since it is larger than the sum of its proper divisors (7553903255).

245055123044533 is an equidigital number, since it uses as much as digits as its factorization.

245055123044533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7553903254.

The product of its (nonzero) digits is 4320000, while the sum is 46.

The spelling of 245055123044533 in words is "two hundred forty-five trillion, fifty-five billion, one hundred twenty-three million, forty-four thousand, five hundred thirty-three".