44402334421 has 4 divisors (see below), whose sum is σ = 44402816844. Its totient is φ = 44401852000.

The previous prime is 44402334419. The next prime is 44402334433. The reversal of 44402334421 is 12443320444.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 18315562225 + 26086772196 = 135335^2 + 161514^2 .

It is a cyclic number.

It is not a de Polignac number, because 44402334421 - 2¹ = 44402334419 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44402334451) 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, 55480 + ... + 303121.

It is an arithmetic number, because the mean of its divisors is an integer number (11100704211).

Almost surely, 2^44402334421 is an apocalyptic number.

It is an amenable number.

44402334421 is a deficient number, since it is larger than the sum of its proper divisors (482423).

44402334421 is a wasteful number, since it uses less digits than its factorization.

44402334421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 482422.

The product of its (nonzero) digits is 36864, while the sum is 31.

Adding to 44402334421 its reverse (12443320444), we get a palindrome (56845654865).

The spelling of 44402334421 in words is "forty-four billion, four hundred two million, three hundred thirty-four thousand, four hundred twenty-one".