44407402368 has 128 divisors (see below), whose sum is σ = 138451960320. Its totient is φ = 12344887296.

The previous prime is 44407402279. The next prime is 44407402379. The reversal of 44407402368 is 86320470444.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123796 + ... + 322707.

It is an arithmetic number, because the mean of its divisors is an integer number (1081655940).

Almost surely, 2^44407402368 is an apocalyptic number.

44407402368 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

44407402368 is an abundant number, since it is smaller than the sum of its proper divisors (94044557952).

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

44407402368 is a wasteful number, since it uses less digits than its factorization.

44407402368 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446564 (or 446552 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 42.

The spelling of 44407402368 in words is "forty-four billion, four hundred seven million, four hundred two thousand, three hundred sixty-eight".