51312040335 has 24 divisors (see below), whose sum is σ = 89100591840. Its totient is φ = 27317276352.

The previous prime is 51312040327. The next prime is 51312040343. The reversal of 51312040335 is 53304021315.

It is an interprime number because it is at equal distance from previous prime (51312040327) and next prime (51312040343).

It is not a de Polignac number, because 51312040335 - 2³ = 51312040327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51312040299 and 51312040308.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 998515 + ... + 1048644.

It is an arithmetic number, because the mean of its divisors is an integer number (3712524660).

Almost surely, 2^51312040335 is an apocalyptic number.

51312040335 is a deficient number, since it is larger than the sum of its proper divisors (37788551505).

51312040335 is a wasteful number, since it uses less digits than its factorization.

51312040335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2047727 (or 2047724 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The spelling of 51312040335 in words is "fifty-one billion, three hundred twelve million, forty thousand, three hundred thirty-five".