4865945559552 has 1440 divisors, whose sum is σ = 18409213734912. Its totient is φ = 1209821184000.

The previous prime is 4865945559457. The next prime is 4865945559569. The reversal of 4865945559552 is 2559555495684.

4865945559552 is a `hidden beast` number, since 4 + 8 + 65 + 9 + 4 + 5 + 5 + 5 + 9 + 552 = 666.

It is a Harshad number since it is a multiple of its sum of digits (72).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 15849985383 + ... + 15849985689.

Almost surely, 2^{4865945559552} is an apocalyptic number.

4865945559552 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4865945559552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9204606867456).

4865945559552 is an abundant number, since it is smaller than the sum of its proper divisors (13543268175360).

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

4865945559552 is a wasteful number, since it uses less digits than its factorization.

4865945559552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522 (or 492 counting only the distinct ones).

The product of its digits is 1944000000, while the sum is 72.

The spelling of 4865945559552 in words is "four trillion, eight hundred sixty-five billion, nine hundred forty-five million, five hundred fifty-nine thousand, five hundred fifty-two".