380256085815 has 8 divisors (see below), whose sum is σ = 608409737328. Its totient is φ = 202803245760.

The previous prime is 380256085813. The next prime is 380256085817. The reversal of 380256085815 is 518580652083.

It is an interprime number because it is at equal distance from previous prime (380256085813) and next prime (380256085817).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 380256085815 - 2¹ = 380256085813 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380256085813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12675202846 + ... + 12675202875.

It is an arithmetic number, because the mean of its divisors is an integer number (76051217166).

Almost surely, 2^380256085815 is an apocalyptic number.

380256085815 is a deficient number, since it is larger than the sum of its proper divisors (228153651513).

380256085815 is a wasteful number, since it uses less digits than its factorization.

380256085815 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25350405729.

The product of its (nonzero) digits is 2304000, while the sum is 51.

The spelling of 380256085815 in words is "three hundred eighty billion, two hundred fifty-six million, eighty-five thousand, eight hundred fifteen".