51450224235645 has 64 divisors (see below), whose sum is σ = 89165305626624. Its totient is φ = 25267497150720.

The previous prime is 51450224235593. The next prime is 51450224235701. The reversal of 51450224235645 is 54653242205415.

It is not a de Polignac number, because 51450224235645 - 2¹⁶ = 51450224170109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 51450224235594 and 51450224235603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 25019097 + ... + 26997326.

It is an arithmetic number, because the mean of its divisors is an integer number (1393207900416).

Almost surely, 2^{51450224235645} is an apocalyptic number.

It is an amenable number.

51450224235645 is a deficient number, since it is larger than the sum of its proper divisors (37715081390979).

51450224235645 is a wasteful number, since it uses less digits than its factorization.

51450224235645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52016562.

The product of its (nonzero) digits is 5760000, while the sum is 48.

The spelling of 51450224235645 in words is "fifty-one trillion, four hundred fifty billion, two hundred twenty-four million, two hundred thirty-five thousand, six hundred forty-five".