380201387655 has 32 divisors (see below), whose sum is σ = 610296689664. Its totient is φ = 202116663936.

The previous prime is 380201387563. The next prime is 380201387677. The reversal of 380201387655 is 556783102083.

It is not a de Polignac number, because 380201387655 - 2¹⁸ = 380201125511 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 8451532 + ... + 8496398.

It is an arithmetic number, because the mean of its divisors is an integer number (19071771552).

Almost surely, 2^380201387655 is an apocalyptic number.

380201387655 is a deficient number, since it is larger than the sum of its proper divisors (230095302009).

380201387655 is a wasteful number, since it uses less digits than its factorization.

380201387655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46695.

The product of its (nonzero) digits is 1209600, while the sum is 48.

The spelling of 380201387655 in words is "three hundred eighty billion, two hundred one million, three hundred eighty-seven thousand, six hundred fifty-five".