51466125307 has 4 divisors (see below), whose sum is σ = 51481208160. Its totient is φ = 51451042456.

The previous prime is 51466125229. The next prime is 51466125367. The reversal of 51466125307 is 70352166415.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 70352166415 = 5 ⋅14070433283.

It is a cyclic number.

It is not a de Polignac number, because 51466125307 - 2²³ = 51457736699 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 51466125307.

It is not an unprimeable number, because it can be changed into a prime (51466125367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7536307 + ... + 7543132.

It is an arithmetic number, because the mean of its divisors is an integer number (12870302040).

Almost surely, 2^51466125307 is an apocalyptic number.

51466125307 is a deficient number, since it is larger than the sum of its proper divisors (15082853).

51466125307 is a wasteful number, since it uses less digits than its factorization.

51466125307 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15082852.

The product of its (nonzero) digits is 151200, while the sum is 40.

The spelling of 51466125307 in words is "fifty-one billion, four hundred sixty-six million, one hundred twenty-five thousand, three hundred seven".