51529053820145 has 16 divisors (see below), whose sum is σ = 67809389829120. Its totient is φ = 37279467772800.

The previous prime is 51529053820121. The next prime is 51529053820159. The reversal of 51529053820145 is 54102835092515.

It is a happy number.

It is not a de Polignac number, because 51529053820145 - 2²⁴ = 51529037042929 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51529053820093 and 51529053820102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2452586060 + ... + 2452607069.

It is an arithmetic number, because the mean of its divisors is an integer number (4238086864320).

Almost surely, 2^{51529053820145} is an apocalyptic number.

51529053820145 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

51529053820145 is a deficient number, since it is larger than the sum of its proper divisors (16280336008975).

51529053820145 is a wasteful number, since it uses less digits than its factorization.

51529053820145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4905193336.

The product of its (nonzero) digits is 2160000, while the sum is 50.

The spelling of 51529053820145 in words is "fifty-one trillion, five hundred twenty-nine billion, fifty-three million, eight hundred twenty thousand, one hundred forty-five".