44545577554544 has 80 divisors (see below), whose sum is σ = 94221898341120. Its totient is φ = 20233210452480.

The previous prime is 44545577554529. The next prime is 44545577554549.

44545577554544 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×44545577554544² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44545577554549) 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 15 ways as a sum of consecutive naturals, for example, 2103279347 + ... + 2103300525.

It is an arithmetic number, because the mean of its divisors is an integer number (1177773729264).

Almost surely, 2^{44545577554544} is an apocalyptic number.

44545577554544 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

44545577554544 is an abundant number, since it is smaller than the sum of its proper divisors (49676320786576).

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

44545577554544 is a wasteful number, since it uses less digits than its factorization.

44545577554544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29358 (or 29352 counting only the distinct ones).

The product of its digits is 3136000000, while the sum is 68.

The spelling of 44545577554544 in words is "forty-four trillion, five hundred forty-five billion, five hundred seventy-seven million, five hundred fifty-four thousand, five hundred forty-four".