44402245577000 has 128 divisors (see below), whose sum is σ = 104060279232000. Its totient is φ = 17733729081600.

The previous prime is 44402245576961. The next prime is 44402245577009. The reversal of 44402245577000 is 77554220444.

It is a Cunningham number, because it is equal to 6663501²-1.

It is not an unprimeable number, because it can be changed into a prime (44402245577009) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3331744337 + ... + 3331757663.

It is an arithmetic number, because the mean of its divisors is an integer number (812970931500).

Almost surely, 2^{44402245577000} is an apocalyptic number.

44402245577000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44402245577000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52030139616000).

44402245577000 is an abundant number, since it is smaller than the sum of its proper divisors (59658033655000).

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

44402245577000 is a wasteful number, since it uses less digits than its factorization.

44402245577000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18196 (or 18182 counting only the distinct ones).

The product of its (nonzero) digits is 1254400, while the sum is 44.

Adding to 44402245577000 its reverse (77554220444), we get a palindrome (44479799797444).

The spelling of 44402245577000 in words is "forty-four trillion, four hundred two billion, two hundred forty-five million, five hundred seventy-seven thousand".