4420265379852 has 144 divisors (see below), whose sum is σ = 12676287456000. Its totient is φ = 1192014182016.

The previous prime is 4420265379839. The next prime is 4420265379989. The reversal of 4420265379852 is 2589735620244.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a junction number, because it is equal to n+sod(n) for n = 4420265379792 and 4420265379801.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2269849 + ... + 3740687.

It is an arithmetic number, because the mean of its divisors is an integer number (88029774000).

Almost surely, 2^{4420265379852} is an apocalyptic number.

4420265379852 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 4420265379852, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6338143728000).

4420265379852 is an abundant number, since it is smaller than the sum of its proper divisors (8256022076148).

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

4420265379852 is a wasteful number, since it uses less digits than its factorization.

4420265379852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1471148 (or 1471139 counting only the distinct ones).

The product of its (nonzero) digits is 29030400, while the sum is 57.

The spelling of 4420265379852 in words is "four trillion, four hundred twenty billion, two hundred sixty-five million, three hundred seventy-nine thousand, eight hundred fifty-two".