478364446465 has 8 divisors (see below), whose sum is σ = 582122369088. Its totient is φ = 377301534960.

The previous prime is 478364446463. The next prime is 478364446499. The reversal of 478364446465 is 564644463874.

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

It is not a de Polignac number, because 478364446465 - 2¹ = 478364446463 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (478364446463) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 673752387 + ... + 673753096.

It is an arithmetic number, because the mean of its divisors is an integer number (72765296136).

Almost surely, 2^478364446465 is an apocalyptic number.

It is an amenable number.

478364446465 is a deficient number, since it is larger than the sum of its proper divisors (103757922623).

478364446465 is a wasteful number, since it uses less digits than its factorization.

478364446465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1347505559.

The product of its digits is 185794560, while the sum is 61.

The spelling of 478364446465 in words is "four hundred seventy-eight billion, three hundred sixty-four million, four hundred forty-six thousand, four hundred sixty-five".