464640345618312 has 64 divisors (see below), whose sum is σ = 1226957251829760. Its totient is φ = 146398308436800.

The previous prime is 464640345618221. The next prime is 464640345618347. The reversal of 464640345618312 is 213816543046464.

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, 7261788864 + ... + 7261852847.

It is an arithmetic number, because the mean of its divisors is an integer number (19171207059840).

Almost surely, 2^{464640345618312} is an apocalyptic number.

It is an amenable number.

464640345618312 is an abundant number, since it is smaller than the sum of its proper divisors (762316906211448).

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

464640345618312 is a wasteful number, since it uses less digits than its factorization.

464640345618312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14523641794 (or 14523641790 counting only the distinct ones).

The product of its (nonzero) digits is 39813120, while the sum is 57.

The spelling of 464640345618312 in words is "four hundred sixty-four trillion, six hundred forty billion, three hundred forty-five million, six hundred eighteen thousand, three hundred twelve".