44685136320 has 224 divisors, whose sum is σ = 162919745280. Its totient is φ = 10262568960.

The previous prime is 44685136303. The next prime is 44685136357. The reversal of 44685136320 is 2363158644.

It is a super-2 number, since 2×44685136320² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 89284 + ... + 311996.

Almost surely, 2^44685136320 is an apocalyptic number.

44685136320 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 44685136320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (81459872640).

44685136320 is an abundant number, since it is smaller than the sum of its proper divisors (118234608960).

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

44685136320 is a wasteful number, since it uses less digits than its factorization.

44685136320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 222763 (or 222753 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 42.

The spelling of 44685136320 in words is "forty-four billion, six hundred eighty-five million, one hundred thirty-six thousand, three hundred twenty".