44377917066 has 64 divisors (see below), whose sum is σ = 112726920960. Its totient is φ = 12677031360.

The previous prime is 44377917049. The next prime is 44377917083. The reversal of 44377917066 is 66071977344.

44377917066 is a `hidden beast` number, since 44 + 377 + 9 + 170 + 66 = 666.

It is an interprime number because it is at equal distance from previous prime (44377917049) and next prime (44377917083).

It is a Smith number, since the sum of its digits (54) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

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, 3454936 + ... + 3467756.

It is an arithmetic number, because the mean of its divisors is an integer number (1761358140).

Almost surely, 2^44377917066 is an apocalyptic number.

44377917066 is an abundant number, since it is smaller than the sum of its proper divisors (68349003894).

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

44377917066 is a wasteful number, since it uses less digits than its factorization.

44377917066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21996 (or 21990 counting only the distinct ones).

The product of its (nonzero) digits is 5334336, while the sum is 54.

The spelling of 44377917066 in words is "forty-four billion, three hundred seventy-seven million, nine hundred seventeen thousand, sixty-six".