51265374119 has 2 divisors, whose sum is σ = 51265374120. Its totient is φ = 51265374118.

The previous prime is 51265374103. The next prime is 51265374163. The reversal of 51265374119 is 91147356215.

It is an a-pointer prime, because the next prime (51265374163) can be obtained adding 51265374119 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51265374119 - 2⁴ = 51265374103 is a prime.

It is a super-2 number, since 2×51265374119² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51265374119.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51265374169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25632687059 + 25632687060.

It is an arithmetic number, because the mean of its divisors is an integer number (25632687060).

Almost surely, 2^51265374119 is an apocalyptic number.

51265374119 is a deficient number, since it is larger than the sum of its proper divisors (1).

51265374119 is an equidigital number, since it uses as much as digits as its factorization.

51265374119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 226800, while the sum is 44.

The spelling of 51265374119 in words is "fifty-one billion, two hundred sixty-five million, three hundred seventy-four thousand, one hundred nineteen".