51000600037 has 2 divisors, whose sum is σ = 51000600038. Its totient is φ = 51000600036.

The previous prime is 51000600011. The next prime is 51000600059. The reversal of 51000600037 is 73000600015.

It is an a-pointer prime, because the next prime (51000600059) can be obtained adding 51000600037 to its sum of digits (22).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34696885441 + 16303714596 = 186271^2 + 127686^2 .

It is a cyclic number.

It is not a de Polignac number, because 51000600037 - 2²³ = 50992211429 is a prime.

It is a super-2 number, since 2×51000600037² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 51000599990 and 51000600017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51000600067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25500300018 + 25500300019.

It is an arithmetic number, because the mean of its divisors is an integer number (25500300019).

Almost surely, 2^51000600037 is an apocalyptic number.

It is an amenable number.

51000600037 is a deficient number, since it is larger than the sum of its proper divisors (1).

51000600037 is an equidigital number, since it uses as much as digits as its factorization.

51000600037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 630, while the sum is 22.

Subtracting from 51000600037 its sum of digits (22), we obtain a palindrome (51000600015).

The spelling of 51000600037 in words is "fifty-one billion, six hundred thousand, thirty-seven".