51837587279 has 2 divisors, whose sum is σ = 51837587280. Its totient is φ = 51837587278.

The previous prime is 51837587267. The next prime is 51837587299. The reversal of 51837587279 is 97278573815.

51837587279 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-51837587279 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51837587299) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25918793639 + 25918793640.

It is an arithmetic number, because the mean of its divisors is an integer number (25918793640).

Almost surely, 2^51837587279 is an apocalyptic number.

51837587279 is a deficient number, since it is larger than the sum of its proper divisors (1).

51837587279 is an equidigital number, since it uses as much as digits as its factorization.

51837587279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 29635200, while the sum is 62.

The spelling of 51837587279 in words is "fifty-one billion, eight hundred thirty-seven million, five hundred eighty-seven thousand, two hundred seventy-nine".