51253433435215 has 16 divisors (see below), whose sum is σ = 67122689592960. Its totient is φ = 37260065525920.

The previous prime is 51253433435213. The next prime is 51253433435219.

51253433435215 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 51253433435215 - 2¹ = 51253433435213 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51253433435213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189348409 + ... + 189618898.

It is an arithmetic number, because the mean of its divisors is an integer number (4195168099560).

Almost surely, 2^{51253433435215} is an apocalyptic number.

51253433435215 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

51253433435215 is a deficient number, since it is larger than the sum of its proper divisors (15869256157745).

51253433435215 is a wasteful number, since it uses less digits than its factorization.

51253433435215 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378969782.

The product of its digits is 3240000, while the sum is 46.

The spelling of 51253433435215 in words is "fifty-one trillion, two hundred fifty-three billion, four hundred thirty-three million, four hundred thirty-five thousand, two hundred fifteen".