44006630421451 has 16 divisors (see below), whose sum is σ = 45276760166400. Its totient is φ = 42755216502528.

The previous prime is 44006630421449. The next prime is 44006630421497. The reversal of 44006630421451 is 15412403660044.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 44006630421451 - 2¹ = 44006630421449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44006630421251) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1232475 + ... + 9462148.

It is an arithmetic number, because the mean of its divisors is an integer number (2829797510400).

Almost surely, 2^{44006630421451} is an apocalyptic number.

44006630421451 is a deficient number, since it is larger than the sum of its proper divisors (1270129744949).

44006630421451 is a wasteful number, since it uses less digits than its factorization.

44006630421451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10695498.

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 44006630421451 in words is "forty-four trillion, six billion, six hundred thirty million, four hundred twenty-one thousand, four hundred fifty-one".