44135020220 has 48 divisors (see below), whose sum is σ = 98418589920. Its totient is φ = 16567609344.

The previous prime is 44135020207. The next prime is 44135020253. The reversal of 44135020220 is 2202053144.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69065 + ... + 305024.

It is an arithmetic number, because the mean of its divisors is an integer number (2050387290).

Almost surely, 2^44135020220 is an apocalyptic number.

It is an amenable number.

44135020220 is an abundant number, since it is smaller than the sum of its proper divisors (54283569700).

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

44135020220 is a wasteful number, since it uses less digits than its factorization.

44135020220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 374462 (or 374460 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 44135020220 its reverse (2202053144), we get a palindrome (46337073364).

The spelling of 44135020220 in words is "forty-four billion, one hundred thirty-five million, twenty thousand, two hundred twenty".