51358083967 has 2 divisors, whose sum is σ = 51358083968. Its totient is φ = 51358083966.

The previous prime is 51358083949. The next prime is 51358084013. The reversal of 51358083967 is 76938085315.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51358083967 - 2⁷ = 51358083839 is a prime.

It is a super-2 number, since 2×51358083967² (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 (51358083467) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25679041983 + 25679041984.

It is an arithmetic number, because the mean of its divisors is an integer number (25679041984).

Almost surely, 2^51358083967 is an apocalyptic number.

51358083967 is a deficient number, since it is larger than the sum of its proper divisors (1).

51358083967 is an equidigital number, since it uses as much as digits as its factorization.

51358083967 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5443200, while the sum is 55.

The spelling of 51358083967 in words is "fifty-one billion, three hundred fifty-eight million, eighty-three thousand, nine hundred sixty-seven".