51042524311 has 4 divisors (see below), whose sum is σ = 51100462224. Its totient is φ = 50984586400.

The previous prime is 51042524237. The next prime is 51042524317. The reversal of 51042524311 is 11342524015.

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 51042524311 - 2¹⁵ = 51042491543 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51042524311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51042524317) 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, 28967635 + ... + 28969396.

It is an arithmetic number, because the mean of its divisors is an integer number (12775115556).

Almost surely, 2^51042524311 is an apocalyptic number.

51042524311 is a deficient number, since it is larger than the sum of its proper divisors (57937913).

51042524311 is an equidigital number, since it uses as much as digits as its factorization.

51042524311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57937912.

The product of its (nonzero) digits is 4800, while the sum is 28.

The spelling of 51042524311 in words is "fifty-one billion, forty-two million, five hundred twenty-four thousand, three hundred eleven".