44378357850 has 72 divisors (see below), whose sum is σ = 121009487040. Its totient is φ = 11657590560.

The previous prime is 44378357839. The next prime is 44378357857. The reversal of 44378357850 is 5875387344.

It is a happy number.

44378357850 is a `hidden beast` number, since 4 + 437 + 83 + 57 + 85 + 0 = 666.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (44378357857) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 705810 + ... + 766109.

It is an arithmetic number, because the mean of its divisors is an integer number (1680687320).

Almost surely, 2^44378357850 is an apocalyptic number.

44378357850 is an abundant number, since it is smaller than the sum of its proper divisors (76631129190).

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

44378357850 is a wasteful number, since it uses less digits than its factorization.

44378357850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1472004 (or 1471996 counting only the distinct ones).

The product of its (nonzero) digits is 11289600, while the sum is 54.

The spelling of 44378357850 in words is "forty-four billion, three hundred seventy-eight million, three hundred fifty-seven thousand, eight hundred fifty".