51051612707 has 8 divisors (see below), whose sum is σ = 51125518080. Its totient is φ = 50977745280.

The previous prime is 51051612649. The next prime is 51051612709. The reversal of 51051612707 is 70721615015.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 51051612707 - 2⁶ = 51051612643 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (51051612709) 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 in 7 ways as a sum of consecutive naturals, for example, 3657113 + ... + 3671045.

It is an arithmetic number, because the mean of its divisors is an integer number (6390689760).

Almost surely, 2^51051612707 is an apocalyptic number.

51051612707 is a deficient number, since it is larger than the sum of its proper divisors (73905373).

51051612707 is a wasteful number, since it uses less digits than its factorization.

51051612707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18973.

The product of its (nonzero) digits is 14700, while the sum is 35.

The spelling of 51051612707 in words is "fifty-one billion, fifty-one million, six hundred twelve thousand, seven hundred seven".