44464155146443 has 16 divisors (see below), whose sum is σ = 45164641984000. Its totient is φ = 43767157692960.

The previous prime is 44464155146429. The next prime is 44464155146447. The reversal of 44464155146443 is 34464155146444.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44464155146443 is a prime.

It is a super-2 number, since 2×44464155146443² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (44464155146447) 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, 146608948 + ... + 146911918.

It is an arithmetic number, because the mean of its divisors is an integer number (2822790124000).

Almost surely, 2^{44464155146443} is an apocalyptic number.

44464155146443 is a deficient number, since it is larger than the sum of its proper divisors (700486837557).

44464155146443 is a wasteful number, since it uses less digits than its factorization.

44464155146443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308722.

The product of its digits is 44236800, while the sum is 55.

Subtracting from 44464155146443 its reverse (34464155146444), we obtain a palindrome (9999999999999).

The spelling of 44464155146443 in words is "forty-four trillion, four hundred sixty-four billion, one hundred fifty-five million, one hundred forty-six thousand, four hundred forty-three".