44366440421 has 8 divisors (see below), whose sum is σ = 46983604824. Its totient is φ = 41750095360.

The previous prime is 44366440381. The next prime is 44366440429. The reversal of 44366440421 is 12404466344.

44366440421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 18710409796 + 25656030625 = 136786^2 + 160175^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 44366440421 - 2⁶ = 44366440357 is a prime.

It is a super-3 number, since 3×44366440421³ (a number of 33 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44366440429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91550 + ... + 311631.

It is an arithmetic number, because the mean of its divisors is an integer number (5872950603).

Almost surely, 2^44366440421 is an apocalyptic number.

It is an amenable number.

44366440421 is a deficient number, since it is larger than the sum of its proper divisors (2617164403).

44366440421 is a wasteful number, since it uses less digits than its factorization.

44366440421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409671.

The product of its (nonzero) digits is 221184, while the sum is 38.

The spelling of 44366440421 in words is "forty-four billion, three hundred sixty-six million, four hundred forty thousand, four hundred twenty-one".