464644766434072 has 64 divisors (see below), whose sum is σ = 1037764160409600. Its totient is φ = 190838841851520.

The previous prime is 464644766434021. The next prime is 464644766434087. The reversal of 464644766434072 is 270434667446464.

It is a junction number, because it is equal to n+sod(n) for n = 464644766433989 and 464644766434007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1299105247 + ... + 1299462862.

It is an arithmetic number, because the mean of its divisors is an integer number (16215065006400).

Almost surely, 2^{464644766434072} is an apocalyptic number.

It is an amenable number.

464644766434072 is an abundant number, since it is smaller than the sum of its proper divisors (573119393975528).

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

464644766434072 is a wasteful number, since it uses less digits than its factorization.

464644766434072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2598568256 (or 2598568252 counting only the distinct ones).

The product of its (nonzero) digits is 1560674304, while the sum is 67.

The spelling of 464644766434072 in words is "four hundred sixty-four trillion, six hundred forty-four billion, seven hundred sixty-six million, four hundred thirty-four thousand, seventy-two".