51126472115 has 8 divisors (see below), whose sum is σ = 61353692448. Its totient is φ = 40899893760.

The previous prime is 51126472087. The next prime is 51126472121. The reversal of 51126472115 is 51127462115.

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

It is not a de Polignac number, because 51126472115 - 2⁸ = 51126471859 is a prime.

It is a super-2 number, since 2×51126472115² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

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, 36755 + ... + 321875.

It is an arithmetic number, because the mean of its divisors is an integer number (7669211556).

Almost surely, 2^51126472115 is an apocalyptic number.

51126472115 is a deficient number, since it is larger than the sum of its proper divisors (10227220333).

51126472115 is a wasteful number, since it uses less digits than its factorization.

51126472115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320989.

The product of its digits is 16800, while the sum is 35.

The spelling of 51126472115 in words is "fifty-one billion, one hundred twenty-six million, four hundred seventy-two thousand, one hundred fifteen".