44220204042 has 64 divisors (see below), whose sum is σ = 103592659968. Its totient is φ = 12319920000.

The previous prime is 44220204037. The next prime is 44220204089. The reversal of 44220204042 is 24040202244.

It is a super-2 number, since 2×44220204042² (a number of 22 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, 4146417 + ... + 4157067.

It is an arithmetic number, because the mean of its divisors is an integer number (1618635312).

Almost surely, 2^44220204042 is an apocalyptic number.

44220204042 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 44220204042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51796329984).

44220204042 is an abundant number, since it is smaller than the sum of its proper divisors (59372455926).

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

44220204042 is a wasteful number, since it uses less digits than its factorization.

44220204042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13115.

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 44220204042 its reverse (24040202244), we get a palindrome (68260406286).

The spelling of 44220204042 in words is "forty-four billion, two hundred twenty million, two hundred four thousand, forty-two".