4396238591472 has 1200 divisors, whose sum is σ = 16539480072192. Its totient is φ = 1116239201280.

The previous prime is 4396238591461. The next prime is 4396238591477. The reversal of 4396238591472 is 2741958326934.

4396238591472 is a `hidden beast` number, since 4 + 3 + 9 + 6 + 2 + 38 + 591 + 4 + 7 + 2 = 666.

It is a super-2 number, since 2×4396238591472² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4396238591477) by changing a digit.

It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 7242567393 + ... + 7242567999.

Almost surely, 2^{4396238591472} is an apocalyptic number.

4396238591472 is a gapful number since it is divisible by the number (42) 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 4396238591472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8269740036096).

4396238591472 is an abundant number, since it is smaller than the sum of its proper divisors (12143241480720).

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

4396238591472 is a wasteful number, since it uses less digits than its factorization.

4396238591472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 968 (or 946 counting only the distinct ones).

The product of its digits is 78382080, while the sum is 63.

The spelling of 4396238591472 in words is "four trillion, three hundred ninety-six billion, two hundred thirty-eight million, five hundred ninety-one thousand, four hundred seventy-two".