44635732140 has 96 divisors (see below), whose sum is σ = 131628107520. Its totient is φ = 11270382336.

The previous prime is 44635732051. The next prime is 44635732153. The reversal of 44635732140 is 4123753644.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 2365222 + ... + 2384018.

It is an arithmetic number, because the mean of its divisors is an integer number (1371126120).

Almost surely, 2^44635732140 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44635732140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65814053760).

44635732140 is an abundant number, since it is smaller than the sum of its proper divisors (86992375380).

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

44635732140 is a wasteful number, since it uses less digits than its factorization.

44635732140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20911 (or 20909 counting only the distinct ones).

The product of its (nonzero) digits is 241920, while the sum is 39.

The spelling of 44635732140 in words is "forty-four billion, six hundred thirty-five million, seven hundred thirty-two thousand, one hundred forty".