465330140778 has 16 divisors (see below), whose sum is σ = 930850698240. Its totient is φ = 155078310816.

The previous prime is 465330140777. The next prime is 465330140797. The reversal of 465330140778 is 877041033564.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (465330140777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7902250 + ... + 7960917.

It is an arithmetic number, because the mean of its divisors is an integer number (58178168640).

Almost surely, 2^465330140778 is an apocalyptic number.

465330140778 is an abundant number, since it is smaller than the sum of its proper divisors (465520557462).

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

465330140778 is a wasteful number, since it uses less digits than its factorization.

465330140778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15868061.

The product of its (nonzero) digits is 1693440, while the sum is 48.

The spelling of 465330140778 in words is "four hundred sixty-five billion, three hundred thirty million, one hundred forty thousand, seven hundred seventy-eight".