3776661066220 has 24 divisors (see below), whose sum is σ = 9063986559264. Its totient is φ = 1294855222656.

The previous prime is 3776661066187. The next prime is 3776661066221. The reversal of 3776661066220 is 226601666773.

It is not an unprimeable number, because it can be changed into a prime (3776661066221) 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, 13488075097 + ... + 13488075376.

It is an arithmetic number, because the mean of its divisors is an integer number (377666106636).

Almost surely, 2^{3776661066220} is an apocalyptic number.

It is an amenable number.

3776661066220 is an abundant number, since it is smaller than the sum of its proper divisors (5287325493044).

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

3776661066220 is a wasteful number, since it uses less digits than its factorization.

3776661066220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26976150489 (or 26976150487 counting only the distinct ones).

The product of its (nonzero) digits is 4572288, while the sum is 52.

The spelling of 3776661066220 in words is "three trillion, seven hundred seventy-six billion, six hundred sixty-one million, sixty-six thousand, two hundred twenty".