994617671040 has 512 divisors, whose sum is σ = 4031562240000. Its totient is φ = 227017728000.

The previous prime is 994617671023. The next prime is 994617671053. The reversal of 994617671040 is 40176716499.

994617671040 is a `hidden beast` number, since 9 + 9 + 4 + 617 + 6 + 7 + 10 + 4 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 90835486 + ... + 90846434.

It is an arithmetic number, because the mean of its divisors is an integer number (7874145000).

Almost surely, 2^994617671040 is an apocalyptic number.

994617671040 is a gapful number since it is divisible by the number (90) 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 994617671040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2015781120000).

994617671040 is an abundant number, since it is smaller than the sum of its proper divisors (3036944568960).

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

994617671040 is a wasteful number, since it uses less digits than its factorization.

994617671040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11735 (or 11717 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 54.

The spelling of 994617671040 in words is "nine hundred ninety-four billion, six hundred seventeen million, six hundred seventy-one thousand, forty".