994885755552 has 192 divisors, whose sum is σ = 3163544334720. Its totient is φ = 306118414080.

The previous prime is 994885755541. The next prime is 994885755593. The reversal of 994885755552 is 255557588499.

994885755552 is a `hidden beast` number, since 9 + 9 + 48 + 8 + 575 + 5 + 5 + 5 + 2 = 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 31 ways as a sum of consecutive naturals, for example, 363027 + ... + 1456557.

It is an arithmetic number, because the mean of its divisors is an integer number (16476793410).

Almost surely, 2^994885755552 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 994885755552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1581772167360).

994885755552 is an abundant number, since it is smaller than the sum of its proper divisors (2168658579168).

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

994885755552 is a wasteful number, since it uses less digits than its factorization.

994885755552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093575 (or 1093549 counting only the distinct ones).

The product of its digits is 907200000, while the sum is 72.

The spelling of 994885755552 in words is "nine hundred ninety-four billion, eight hundred eighty-five million, seven hundred fifty-five thousand, five hundred fifty-two".