51234311346 has 16 divisors (see below), whose sum is σ = 102471237984. Its totient is φ = 17077667904.

The previous prime is 51234311333. The next prime is 51234311347. The reversal of 51234311346 is 64311343215.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (51234311347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 223941 + ... + 390663.

It is an arithmetic number, because the mean of its divisors is an integer number (6404452374).

Almost surely, 2^51234311346 is an apocalyptic number.

51234311346 is an abundant number, since it is smaller than the sum of its proper divisors (51236926638).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51234311346 is a wasteful number, since it uses less digits than its factorization.

51234311346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217945.

The product of its digits is 25920, while the sum is 33.

The spelling of 51234311346 in words is "fifty-one billion, two hundred thirty-four million, three hundred eleven thousand, three hundred forty-six".