245040233002051 has 4 divisors (see below), whose sum is σ = 257937087370600. Its totient is φ = 232143378633504.

The previous prime is 245040233001973. The next prime is 245040233002057. The reversal of 245040233002051 is 150200332040542.

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

It is a cyclic number.

It is not a de Polignac number, because 245040233002051 - 2⁹ = 245040233001539 is a prime.

It is not an unprimeable number, because it can be changed into a prime (245040233002057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6448427184246 + ... + 6448427184283.

It is an arithmetic number, because the mean of its divisors is an integer number (64484271842650).

Almost surely, 2^{245040233002051} is an apocalyptic number.

245040233002051 is a deficient number, since it is larger than the sum of its proper divisors (12896854368549).

245040233002051 is a wasteful number, since it uses less digits than its factorization.

245040233002051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12896854368548.

The product of its (nonzero) digits is 28800, while the sum is 31.

Adding to 245040233002051 its reverse (150200332040542), we get a palindrome (395240565042593).

The spelling of 245040233002051 in words is "two hundred forty-five trillion, forty billion, two hundred thirty-three million, two thousand, fifty-one".