4399037623680 has 512 divisors, whose sum is σ = 17245930475520. Its totient is φ = 930830745600.

The previous prime is 4399037623667. The next prime is 4399037623691. The reversal of 4399037623680 is 863267309934.

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 polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13779465 + ... + 14095095.

It is an arithmetic number, because the mean of its divisors is an integer number (33683457960).

Almost surely, 2^{4399037623680} is an apocalyptic number.

4399037623680 is a gapful number since it is divisible by the number (40) 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 4399037623680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8622965237760).

4399037623680 is an abundant number, since it is smaller than the sum of its proper divisors (12846892851840).

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

4399037623680 is a wasteful number, since it uses less digits than its factorization.

4399037623680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315738 (or 315726 counting only the distinct ones).

The product of its (nonzero) digits is 35271936, while the sum is 60.

The spelling of 4399037623680 in words is "four trillion, three hundred ninety-nine billion, thirty-seven million, six hundred twenty-three thousand, six hundred eighty".