245756012311 has 4 divisors (see below), whose sum is σ = 247263718072. Its totient is φ = 244248306552.

The previous prime is 245756012303. The next prime is 245756012339. The reversal of 245756012311 is 113210657542.

245756012311 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 245756012311 - 2³ = 245756012303 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 (245756012111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 753852636 + ... + 753852961.

It is an arithmetic number, because the mean of its divisors is an integer number (61815929518).

Almost surely, 2^245756012311 is an apocalyptic number.

245756012311 is a deficient number, since it is larger than the sum of its proper divisors (1507705761).

245756012311 is a wasteful number, since it uses less digits than its factorization.

245756012311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1507705760.

The product of its (nonzero) digits is 50400, while the sum is 37.

Adding to 245756012311 its reverse (113210657542), we get a palindrome (358966669853).

The spelling of 245756012311 in words is "two hundred forty-five billion, seven hundred fifty-six million, twelve thousand, three hundred eleven".