4390997884992 has 336 divisors, whose sum is σ = 13242941816832. Its totient is φ = 1442426227200.

The previous prime is 4390997884991. The next prime is 4390997884993. The reversal of 4390997884992 is 2994887990934.

4390997884992 is a `hidden beast` number, since 4 + 39 + 0 + 9 + 97 + 8 + 8 + 499 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (4390997884991) and next prime (4390997884993).

It is a Harshad number since it is a multiple of its sum of digits (81).

It is not an unprimeable number, because it can be changed into a prime (4390997884991) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 298233343 + ... + 298248065.

It is an arithmetic number, because the mean of its divisors is an integer number (39413517312).

Almost surely, 2^{4390997884992} 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 4390997884992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6621470908416).

4390997884992 is an abundant number, since it is smaller than the sum of its proper divisors (8851943931840).

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

4390997884992 is a wasteful number, since it uses less digits than its factorization.

4390997884992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15028 (or 15006 counting only the distinct ones).

The product of its (nonzero) digits is 2539579392, while the sum is 81.

The spelling of 4390997884992 in words is "four trillion, three hundred ninety billion, nine hundred ninety-seven million, eight hundred eighty-four thousand, nine hundred ninety-two".