4869658398220 has 96 divisors (see below), whose sum is σ = 12758705487360. Its totient is φ = 1516737699840.

The previous prime is 4869658398133. The next prime is 4869658398247. The reversal of 4869658398220 is 228938569684.

It is a Harshad number since it is a multiple of its sum of digits (70).

It is a self number, because there is not a number n which added to its sum of digits gives 4869658398220.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1047747 + ... + 3291973.

It is an arithmetic number, because the mean of its divisors is an integer number (132903182160).

Almost surely, 2^{4869658398220} 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 4869658398220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6379352743680).

4869658398220 is an abundant number, since it is smaller than the sum of its proper divisors (7889047089140).

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

4869658398220 is a wasteful number, since it uses less digits than its factorization.

4869658398220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2245663 (or 2245661 counting only the distinct ones).

The product of its (nonzero) digits is 358318080, while the sum is 70.

The spelling of 4869658398220 in words is "four trillion, eight hundred sixty-nine billion, six hundred fifty-eight million, three hundred ninety-eight thousand, two hundred twenty".