46317781128 has 16 divisors (see below), whose sum is σ = 115794452880. Its totient is φ = 15439260368.

The previous prime is 46317781127. The next prime is 46317781207. The reversal of 46317781128 is 82118771364.

It is not an unprimeable number, because it can be changed into a prime (46317781121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 964953750 + ... + 964953797.

It is an arithmetic number, because the mean of its divisors is an integer number (7237153305).

Almost surely, 2^46317781128 is an apocalyptic number.

It is an amenable number.

46317781128 is an abundant number, since it is smaller than the sum of its proper divisors (69476671752).

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

46317781128 is a wasteful number, since it uses less digits than its factorization.

46317781128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1929907556 (or 1929907552 counting only the distinct ones).

The product of its digits is 451584, while the sum is 48.

The spelling of 46317781128 in words is "forty-six billion, three hundred seventeen million, seven hundred eighty-one thousand, one hundred twenty-eight".