51055341125505 has 32 divisors (see below), whose sum is σ = 81721647636480. Its totient is φ = 27218483321280.

The previous prime is 51055341125473. The next prime is 51055341125507. The reversal of 51055341125505 is 50552114355015.

It is not a de Polignac number, because 51055341125505 - 2⁵ = 51055341125473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51055341125507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 451604776 + ... + 451717814.

It is an arithmetic number, because the mean of its divisors is an integer number (2553801488640).

Almost surely, 2^{51055341125505} is an apocalyptic number.

It is an amenable number.

51055341125505 is a deficient number, since it is larger than the sum of its proper divisors (30666306510975).

51055341125505 is a wasteful number, since it uses less digits than its factorization.

51055341125505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124981.

The product of its (nonzero) digits is 375000, while the sum is 42.

The spelling of 51055341125505 in words is "fifty-one trillion, fifty-five billion, three hundred forty-one million, one hundred twenty-five thousand, five hundred five".