44155655949568 has 144 divisors (see below), whose sum is σ = 90768271014400. Its totient is φ = 21429060157440.

The previous prime is 44155655949541. The next prime is 44155655949569. The reversal of 44155655949568 is 86594955655144.

It is a super-3 number, since 3×44155655949568³ (a number of 42 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44155655949494 and 44155655949503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44155655949569) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2458683373 + ... + 2458701331.

Almost surely, 2^{44155655949568} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44155655949568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45384135507200).

44155655949568 is an abundant number, since it is smaller than the sum of its proper divisors (46612615064832).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

44155655949568 is a wasteful number, since it uses less digits than its factorization.

44155655949568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20108 (or 20094 counting only the distinct ones).

The product of its digits is 4665600000, while the sum is 76.

The spelling of 44155655949568 in words is "forty-four trillion, one hundred fifty-five billion, six hundred fifty-five million, nine hundred forty-nine thousand, five hundred sixty-eight".