51670033385 has 8 divisors (see below), whose sum is σ = 62328669696. Its totient is φ = 41119606960.

The previous prime is 51670033333. The next prime is 51670033433. The reversal of 51670033385 is 58333007615.

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

It is not a de Polignac number, because 51670033385 - 2¹⁰ = 51670032361 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27051419 + ... + 27053328.

It is an arithmetic number, because the mean of its divisors is an integer number (7791083712).

Almost surely, 2^51670033385 is an apocalyptic number.

It is an amenable number.

51670033385 is a deficient number, since it is larger than the sum of its proper divisors (10658636311).

51670033385 is a wasteful number, since it uses less digits than its factorization.

51670033385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54104943.

The product of its (nonzero) digits is 226800, while the sum is 41.

The spelling of 51670033385 in words is "fifty-one billion, six hundred seventy million, thirty-three thousand, three hundred eighty-five".