380442648055 has 16 divisors (see below), whose sum is σ = 461787480000. Its totient is φ = 300851795200.

The previous prime is 380442648043. The next prime is 380442648059. The reversal of 380442648055 is 550846244083.

It is a de Polignac number, because none of the positive numbers 2^k-380442648055 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380442648059) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1531446 + ... + 1762444.

It is an arithmetic number, because the mean of its divisors is an integer number (28861717500).

Almost surely, 2^380442648055 is an apocalyptic number.

380442648055 is a deficient number, since it is larger than the sum of its proper divisors (81344831945).

380442648055 is a wasteful number, since it uses less digits than its factorization.

380442648055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 234794.

The product of its (nonzero) digits is 3686400, while the sum is 49.

The spelling of 380442648055 in words is "three hundred eighty billion, four hundred forty-two million, six hundred forty-eight thousand, fifty-five".