2985866295552 has 432 divisors, whose sum is σ = 10875537126720. Its totient is φ = 802920480768.

The previous prime is 2985866295473. The next prime is 2985866295563. The reversal of 2985866295552 is 2555926685892.

2985866295552 is a `hidden beast` number, since 2 + 9 + 8 + 5 + 8 + 6 + 62 + 9 + 5 + 552 = 666.

It is a tau number, because it is divible by the number of its divisors (432).

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 47 ways as a sum of consecutive naturals, for example, 5498403 + ... + 6016989.

It is an arithmetic number, because the mean of its divisors is an integer number (25174854460).

Almost surely, 2^{2985866295552} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2985866295552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5437768563360).

2985866295552 is an abundant number, since it is smaller than the sum of its proper divisors (7889670831168).

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

2985866295552 is a wasteful number, since it uses less digits than its factorization.

2985866295552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 518643 (or 518616 counting only the distinct ones).

The product of its digits is 933120000, while the sum is 72.

The spelling of 2985866295552 in words is "two trillion, nine hundred eighty-five billion, eight hundred sixty-six million, two hundred ninety-five thousand, five hundred fifty-two".