44106561854387 has 2 divisors, whose sum is σ = 44106561854388. Its totient is φ = 44106561854386.

The previous prime is 44106561854309. The next prime is 44106561854419. The reversal of 44106561854387 is 78345816560144.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 44106561854387 - 2¹² = 44106561850291 is a prime.

It is a super-2 number, since 2×44106561854387² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (44106161854387) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22053280927193 + 22053280927194.

It is an arithmetic number, because the mean of its divisors is an integer number (22053280927194).

Almost surely, 2^{44106561854387} is an apocalyptic number.

44106561854387 is a deficient number, since it is larger than the sum of its proper divisors (1).

44106561854387 is an equidigital number, since it uses as much as digits as its factorization.

44106561854387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77414400, while the sum is 62.

The spelling of 44106561854387 in words is "forty-four trillion, one hundred six billion, five hundred sixty-one million, eight hundred fifty-four thousand, three hundred eighty-seven".