480947865599 has 4 divisors (see below), whose sum is σ = 481458969480. Its totient is φ = 480436761720.

The previous prime is 480947865547. The next prime is 480947865647. The reversal of 480947865599 is 995568749084.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 480947865599 - 2²⁰ = 480946817023 is a prime.

It is a super-3 number, since 3×480947865599³ (a number of 36 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (480947865499) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255550529 + ... + 255552410.

It is an arithmetic number, because the mean of its divisors is an integer number (120364742370).

Almost surely, 2^480947865599 is an apocalyptic number.

480947865599 is a deficient number, since it is larger than the sum of its proper divisors (511103881).

480947865599 is an equidigital number, since it uses as much as digits as its factorization.

480947865599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511103880.

The product of its (nonzero) digits is 783820800, while the sum is 74.

The spelling of 480947865599 in words is "four hundred eighty billion, nine hundred forty-seven million, eight hundred sixty-five thousand, five hundred ninety-nine".