380183066646 has 32 divisors (see below), whose sum is σ = 776605390848. Its totient is φ = 124021571520.

The previous prime is 380183066611. The next prime is 380183066717. The reversal of 380183066646 is 646660381083.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4103251 + ... + 4194881.

It is an arithmetic number, because the mean of its divisors is an integer number (24268918464).

Almost surely, 2^380183066646 is an apocalyptic number.

380183066646 is an abundant number, since it is smaller than the sum of its proper divisors (396422324202).

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

380183066646 is a wasteful number, since it uses less digits than its factorization.

380183066646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106396.

The product of its (nonzero) digits is 2985984, while the sum is 51.

The spelling of 380183066646 in words is "three hundred eighty billion, one hundred eighty-three million, sixty-six thousand, six hundred forty-six".