51060711515 has 8 divisors (see below), whose sum is σ = 66843113328. Its totient is φ = 37135062880.

The previous prime is 51060711497. The next prime is 51060711523. The reversal of 51060711515 is 51511706015.

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

It is not a de Polignac number, because 51060711515 - 2¹² = 51060707419 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 (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 464188232 + ... + 464188341.

It is an arithmetic number, because the mean of its divisors is an integer number (8355389166).

Almost surely, 2^51060711515 is an apocalyptic number.

51060711515 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

51060711515 is a deficient number, since it is larger than the sum of its proper divisors (15782401813).

51060711515 is a wasteful number, since it uses less digits than its factorization.

51060711515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 928376589.

The product of its (nonzero) digits is 5250, while the sum is 32.

The spelling of 51060711515 in words is "fifty-one billion, sixty million, seven hundred eleven thousand, five hundred fifteen".