51694711007 has 2 divisors, whose sum is σ = 51694711008. Its totient is φ = 51694711006.

The previous prime is 51694710979. The next prime is 51694711021. The reversal of 51694711007 is 70011749615.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51694711007 - 2⁶ = 51694710943 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51694711807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25847355503 + 25847355504.

It is an arithmetic number, because the mean of its divisors is an integer number (25847355504).

Almost surely, 2^51694711007 is an apocalyptic number.

51694711007 is a deficient number, since it is larger than the sum of its proper divisors (1).

51694711007 is an equidigital number, since it uses as much as digits as its factorization.

51694711007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 52920, while the sum is 41.

The spelling of 51694711007 in words is "fifty-one billion, six hundred ninety-four million, seven hundred eleven thousand, seven".