380400652827 has 24 divisors (see below), whose sum is σ = 594341149584. Its totient is φ = 233061447744.

The previous prime is 380400652811. The next prime is 380400652843. The reversal of 380400652827 is 728256004083.

380400652827 is a `hidden beast` number, since 3 + 80 + 40 + 0 + 6 + 528 + 2 + 7 = 666.

It is an interprime number because it is at equal distance from previous prime (380400652811) and next prime (380400652843).

It is not a de Polignac number, because 380400652827 - 2⁴ = 380400652811 is a prime.

It is not an unprimeable number, because it can be changed into a prime (380400652427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7134868 + ... + 7187985.

It is an arithmetic number, because the mean of its divisors is an integer number (24764214566).

Almost surely, 2^380400652827 is an apocalyptic number.

380400652827 is a deficient number, since it is larger than the sum of its proper divisors (213940496757).

380400652827 is a wasteful number, since it uses less digits than its factorization.

380400652827 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14323099 (or 14323096 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 45.

The spelling of 380400652827 in words is "three hundred eighty billion, four hundred million, six hundred fifty-two thousand, eight hundred twenty-seven".