44363340021 has 32 divisors (see below), whose sum is σ = 79419691008. Its totient is φ = 21273128640.

The previous prime is 44363340019. The next prime is 44363340023. The reversal of 44363340021 is 12004336344.

It is an interprime number because it is at equal distance from previous prime (44363340019) and next prime (44363340023).

It is not a de Polignac number, because 44363340021 - 2¹ = 44363340019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44363340023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7383501 + ... + 7389506.

It is an arithmetic number, because the mean of its divisors is an integer number (2481865344).

Almost surely, 2^44363340021 is an apocalyptic number.

It is an amenable number.

44363340021 is a deficient number, since it is larger than the sum of its proper divisors (35056350987).

44363340021 is a wasteful number, since it uses less digits than its factorization.

44363340021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14773041.

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 44363340021 its reverse (12004336344), we get a palindrome (56367676365).

The spelling of 44363340021 in words is "forty-four billion, three hundred sixty-three million, three hundred forty thousand, twenty-one".