380448143251 has 8 divisors (see below), whose sum is σ = 418464375408. Its totient is φ = 345861947200.

The previous prime is 380448143221. The next prime is 380448143267. The reversal of 380448143251 is 152341844083.

It is not a de Polignac number, because 380448143251 - 2¹⁹ = 380447618963 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 380448143198 and 380448143207.

It is not an unprimeable number, because it can be changed into a prime (380448143221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142916830 + ... + 142919491.

It is an arithmetic number, because the mean of its divisors is an integer number (52308046926).

Almost surely, 2^380448143251 is an apocalyptic number.

380448143251 is a deficient number, since it is larger than the sum of its proper divisors (38016232157).

380448143251 is an equidigital number, since it uses as much as digits as its factorization.

380448143251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285836354 (or 285836332 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 43.

The spelling of 380448143251 in words is "three hundred eighty billion, four hundred forty-eight million, one hundred forty-three thousand, two hundred fifty-one".