994649964000 has 384 divisors, whose sum is σ = 4062515917824. Its totient is φ = 206680320000.

The previous prime is 994649963969. The next prime is 994649964013. The reversal of 994649964000 is 469946499.

It is a Harshad number since it is a multiple of its sum of digits (60).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 385770 + ... + 1462230.

It is an arithmetic number, because the mean of its divisors is an integer number (10579468536).

Almost surely, 2^994649964000 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 994649964000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2031257958912).

994649964000 is an abundant number, since it is smaller than the sum of its proper divisors (3067865953824).

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

994649964000 is a wasteful number, since it uses less digits than its factorization.

994649964000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076507 (or 1076489 counting only the distinct ones).

The product of its (nonzero) digits is 15116544, while the sum is 60.

The spelling of 994649964000 in words is "nine hundred ninety-four billion, six hundred forty-nine million, nine hundred sixty-four thousand".