51119678 has 8 divisors (see below), whose sum is σ = 77396472. Its totient is φ = 25320856.

The previous prime is 51119669. The next prime is 51119699. The reversal of 51119678 is 87691115.

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

It is a super-2 number, since 2×51119678² = 5226442957647368, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119225 + ... + 119652.

It is an arithmetic number, because the mean of its divisors is an integer number (9674559).

Almost surely, 2^51119678 is an apocalyptic number.

51119678 is a deficient number, since it is larger than the sum of its proper divisors (26276794).

51119678 is a wasteful number, since it uses less digits than its factorization.

51119678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238986.

The product of its digits is 15120, while the sum is 38.

The square root of 51119678 is about 7149.8026546192. The cubic root of 51119678 is about 371.1328270911.

The spelling of 51119678 in words is "fifty-one million, one hundred nineteen thousand, six hundred seventy-eight".