44666440419 has 8 divisors (see below), whose sum is σ = 59867062272. Its totient is φ = 29621722760.

The previous prime is 44666440417. The next prime is 44666440477. The reversal of 44666440419 is 91404466644.

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 44666440419 - 2¹ = 44666440417 is a prime.

It is a super-2 number, since 2×44666440419² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44666440417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38975379 + ... + 38976524.

It is an arithmetic number, because the mean of its divisors is an integer number (7483382784).

Almost surely, 2^44666440419 is an apocalyptic number.

44666440419 is a deficient number, since it is larger than the sum of its proper divisors (15200621853).

44666440419 is a wasteful number, since it uses less digits than its factorization.

44666440419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77952097.

The product of its (nonzero) digits is 1990656, while the sum is 48.

The spelling of 44666440419 in words is "forty-four billion, six hundred sixty-six million, four hundred forty thousand, four hundred nineteen".