3000991694400 has 2016 divisors, whose sum is σ = 13295831298048. Its totient is φ = 626452070400.

The previous prime is 3000991694299. The next prime is 3000991694447. The reversal of 3000991694400 is 44961990003.

It is a tau number, because it is divible by the number of its divisors (2016).

It is a super-2 number, since 2×3000991694400² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 15711998305 + ... + 15711998495.

Almost surely, 2^{3000991694400} is an apocalyptic number.

3000991694400 is a gapful number since it is divisible by the number (30) 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 3000991694400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6647915649024).

3000991694400 is an abundant number, since it is smaller than the sum of its proper divisors (10294839603648).

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

3000991694400 is a wasteful number, since it uses less digits than its factorization.

3000991694400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469 (or 451 counting only the distinct ones).

The product of its (nonzero) digits is 209952, while the sum is 45.

The spelling of 3000991694400 in words is "three trillion, nine hundred ninety-one million, six hundred ninety-four thousand, four hundred".