44364655840 has 192 divisors, whose sum is σ = 111739098240. Its totient is φ = 16609443840.

The previous prime is 44364655837. The next prime is 44364655843. The reversal of 44364655840 is 4855646344.

It is an interprime number because it is at equal distance from previous prime (44364655837) and next prime (44364655843).

It is a super-2 number, since 2×44364655840² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44364655843) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 57690976 + ... + 57691744.

It is an arithmetic number, because the mean of its divisors is an integer number (581974470).

Almost surely, 2^44364655840 is an apocalyptic number.

44364655840 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 44364655840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55869549120).

44364655840 is an abundant number, since it is smaller than the sum of its proper divisors (67374442400).

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

44364655840 is a wasteful number, since it uses less digits than its factorization.

44364655840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125 (or 1117 counting only the distinct ones).

The product of its (nonzero) digits is 5529600, while the sum is 49.

The spelling of 44364655840 in words is "forty-four billion, three hundred sixty-four million, six hundred fifty-five thousand, eight hundred forty".