4986188363920 has 20 divisors (see below), whose sum is σ = 11592887946300. Its totient is φ = 1994475345536.

The previous prime is 4986188363869. The next prime is 4986188363929. The reversal of 4986188363920 is 293638816894.

It can be written as a sum of positive squares in 2 ways, for example, as 1303351022736 + 3682837341184 = 1141644^2 + 1919072^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is not an unprimeable number, because it can be changed into a prime (4986188363929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31163677195 + ... + 31163677354.

It is an arithmetic number, because the mean of its divisors is an integer number (579644397315).

Almost surely, 2^{4986188363920} is an apocalyptic number.

4986188363920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4986188363920 is an abundant number, since it is smaller than the sum of its proper divisors (6606699582380).

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

4986188363920 is a wasteful number, since it uses less digits than its factorization.

4986188363920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62327354562 (or 62327354556 counting only the distinct ones).

The product of its (nonzero) digits is 107495424, while the sum is 67.

The spelling of 4986188363920 in words is "four trillion, nine hundred eighty-six billion, one hundred eighty-eight million, three hundred sixty-three thousand, nine hundred twenty".