44387663860 has 96 divisors (see below), whose sum is σ = 96566722560. Its totient is φ = 17129036928.

The previous prime is 44387663857. The next prime is 44387663861. The reversal of 44387663860 is 6836678344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44387663861) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22428351 + ... + 22430329.

It is an arithmetic number, because the mean of its divisors is an integer number (1005903360).

Almost surely, 2^44387663860 is an apocalyptic number.

It is an amenable number.

44387663860 is an abundant number, since it is smaller than the sum of its proper divisors (52179058700).

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

44387663860 is a wasteful number, since it uses less digits than its factorization.

44387663860 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2365 (or 2363 counting only the distinct ones).

The product of its (nonzero) digits is 13934592, while the sum is 55.

The spelling of 44387663860 in words is "forty-four billion, three hundred eighty-seven million, six hundred sixty-three thousand, eight hundred sixty".