44353647145820 has 24 divisors (see below), whose sum is σ = 93269729513184. Its totient is φ = 17717254952256.

The previous prime is 44353647145811. The next prime is 44353647145943. The reversal of 44353647145820 is 2854174635344.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1512729104 + ... + 1512758423.

It is an arithmetic number, because the mean of its divisors is an integer number (3886238729716).

Almost surely, 2^{44353647145820} is an apocalyptic number.

It is an amenable number.

44353647145820 is an abundant number, since it is smaller than the sum of its proper divisors (48916082367364).

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

44353647145820 is a wasteful number, since it uses less digits than its factorization.

44353647145820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3025488269 (or 3025488267 counting only the distinct ones).

The product of its (nonzero) digits is 38707200, while the sum is 56.

The spelling of 44353647145820 in words is "forty-four trillion, three hundred fifty-three billion, six hundred forty-seven million, one hundred forty-five thousand, eight hundred twenty".