51352234505 has 32 divisors (see below), whose sum is σ = 73761891840. Its totient is φ = 33823745280.

The previous prime is 51352234499. The next prime is 51352234517. The reversal of 51352234505 is 50543225315.

It is not a de Polignac number, because 51352234505 - 2¹⁰ = 51352233481 is a prime.

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 31 ways as a sum of consecutive naturals, for example, 639665 + ... + 715454.

It is an arithmetic number, because the mean of its divisors is an integer number (2305059120).

Almost surely, 2^51352234505 is an apocalyptic number.

51352234505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

51352234505 is a deficient number, since it is larger than the sum of its proper divisors (22409657335).

51352234505 is a wasteful number, since it uses less digits than its factorization.

51352234505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1355201.

The product of its (nonzero) digits is 90000, while the sum is 35.

The spelling of 51352234505 in words is "fifty-one billion, three hundred fifty-two million, two hundred thirty-four thousand, five hundred five".