464644597146 has 8 divisors (see below), whose sum is σ = 929289194304. Its totient is φ = 154881532380.

The previous prime is 464644597133. The next prime is 464644597147. The reversal of 464644597146 is 641795446464.

It is a sphenic number, since it is the product of 3 distinct primes.

464644597146 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 464644597146.

It is not an unprimeable number, because it can be changed into a prime (464644597147) 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 3 ways as a sum of consecutive naturals, for example, 38720383090 + ... + 38720383101.

It is an arithmetic number, because the mean of its divisors is an integer number (116161149288).

Almost surely, 2^464644597146 is an apocalyptic number.

464644597146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

464644597146 is a wasteful number, since it uses less digits than its factorization.

464644597146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77440766196.

The product of its digits is 69672960, while the sum is 60.

The spelling of 464644597146 in words is "four hundred sixty-four billion, six hundred forty-four million, five hundred ninety-seven thousand, one hundred forty-six".