44464155146445 has 16 divisors (see below), whose sum is σ = 71147480663232. Its totient is φ = 23712605268480.

The previous prime is 44464155146429. The next prime is 44464155146447. The reversal of 44464155146445 is 54464155146444.

It is not a de Polignac number, because 44464155146445 - 2⁴ = 44464155146429 is a prime.

It is a super-2 number, since 2×44464155146445² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent 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, 100447396 + ... + 100889085.

It is an arithmetic number, because the mean of its divisors is an integer number (4446717541452).

Almost surely, 2^{44464155146445} is an apocalyptic number.

It is an amenable number.

44464155146445 is a deficient number, since it is larger than the sum of its proper divisors (26683325516787).

44464155146445 is a wasteful number, since it uses less digits than its factorization.

44464155146445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201351212.

The product of its digits is 73728000, while the sum is 57.

Subtracting 44464155146445 from its reverse (54464155146444), we obtain a palindrome (9999999999999).

The spelling of 44464155146445 in words is "forty-four trillion, four hundred sixty-four billion, one hundred fifty-five million, one hundred forty-six thousand, four hundred forty-five".