4437185198020 has 96 divisors (see below), whose sum is σ = 9715489660800. Its totient is φ = 1700772326400.

The previous prime is 4437185197981. The next prime is 4437185198053. The reversal of 4437185198020 is 208915817344.

It is a super-2 number, since 2×4437185198020² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 57097951 + ... + 57175609.

It is an arithmetic number, because the mean of its divisors is an integer number (101203017300).

Almost surely, 2^{4437185198020} 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 4437185198020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4857744830400).

4437185198020 is an abundant number, since it is smaller than the sum of its proper divisors (5278304462780).

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

4437185198020 is a wasteful number, since it uses less digits than its factorization.

4437185198020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78949 (or 78947 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 52.

The spelling of 4437185198020 in words is "four trillion, four hundred thirty-seven billion, one hundred eighty-five million, one hundred ninety-eight thousand, twenty".