3777044000066 has 16 divisors (see below), whose sum is σ = 5863500006840. Its totient is φ = 1822601101440.

The previous prime is 3777044000033. The next prime is 3777044000069. The reversal of 3777044000066 is 6600004407773.

It can be written as a sum of positive squares in 4 ways, for example, as 2794029256225 + 983014743841 = 1671535^2 + 991471^2 .

It is a super-2 number, since 2×3777044000066² (a number of 26 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3777043999990 and 3777044000026.

It is not an unprimeable number, because it can be changed into a prime (3777044000069) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14142461 + ... + 14407056.

Almost surely, 2^{3777044000066} is an apocalyptic number.

3777044000066 is a deficient number, since it is larger than the sum of its proper divisors (2086456006774).

3777044000066 is a wasteful number, since it uses less digits than its factorization.

3777044000066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28551829.

The product of its (nonzero) digits is 592704, while the sum is 44.

The spelling of 3777044000066 in words is "three trillion, seven hundred seventy-seven billion, forty-four million, sixty-six", and thus it is an aban number.