51001366670 has 8 divisors (see below), whose sum is σ = 91802460024. Its totient is φ = 20400546664.

The previous prime is 51001366657. The next prime is 51001366697. The reversal of 51001366670 is 7666310015.

It is a happy number.

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

It is a super-2 number, since 2×51001366670² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51001366670.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2550068324 + ... + 2550068343.

It is an arithmetic number, because the mean of its divisors is an integer number (11475307503).

Almost surely, 2^51001366670 is an apocalyptic number.

51001366670 is a deficient number, since it is larger than the sum of its proper divisors (40801093354).

51001366670 is a wasteful number, since it uses less digits than its factorization.

51001366670 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5100136674.

The product of its (nonzero) digits is 22680, while the sum is 35.

Adding to 51001366670 its reverse (7666310015), we get a palindrome (58667676685).

The spelling of 51001366670 in words is "fifty-one billion, one million, three hundred sixty-six thousand, six hundred seventy".