51479358311 has 2 divisors, whose sum is σ = 51479358312. Its totient is φ = 51479358310.

The previous prime is 51479358289. The next prime is 51479358349. The reversal of 51479358311 is 11385397415.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51479358311 - 2¹⁰ = 51479357287 is a prime.

It is a super-2 number, since 2×51479358311² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51479358611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25739679155 + 25739679156.

It is an arithmetic number, because the mean of its divisors is an integer number (25739679156).

Almost surely, 2^51479358311 is an apocalyptic number.

51479358311 is a deficient number, since it is larger than the sum of its proper divisors (1).

51479358311 is an equidigital number, since it uses as much as digits as its factorization.

51479358311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 453600, while the sum is 47.

The spelling of 51479358311 in words is "fifty-one billion, four hundred seventy-nine million, three hundred fifty-eight thousand, three hundred eleven".