380632670550 has 432 divisors, whose sum is σ = 1195725083280. Its totient is φ = 86494003200.

The previous prime is 380632670549. The next prime is 380632670567. The reversal of 380632670550 is 55076236083.

380632670550 is a `hidden beast` number, since 3 + 8 + 0 + 6 + 3 + 26 + 70 + 550 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 380632670496 and 380632670505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 100349454 + ... + 100353246.

Almost surely, 2^380632670550 is an apocalyptic number.

380632670550 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 380632670550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (597862541640).

380632670550 is an abundant number, since it is smaller than the sum of its proper divisors (815092412730).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

380632670550 is a wasteful number, since it uses less digits than its factorization.

380632670550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3949 (or 3930 counting only the distinct ones).

The product of its (nonzero) digits is 907200, while the sum is 45.

The spelling of 380632670550 in words is "three hundred eighty billion, six hundred thirty-two million, six hundred seventy thousand, five hundred fifty".