381852950550 has 24 divisors (see below), whose sum is σ = 946995317736. Its totient is φ = 101827453440.

The previous prime is 381852950543. The next prime is 381852950569. The reversal of 381852950550 is 55059258183.

It is a junction number, because it is equal to n+sod(n) for n = 381852950493 and 381852950502.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1272843019 + ... + 1272843318.

It is an arithmetic number, because the mean of its divisors is an integer number (39458138239).

Almost surely, 2^381852950550 is an apocalyptic number.

381852950550 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

381852950550 is an abundant number, since it is smaller than the sum of its proper divisors (565142367186).

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

381852950550 is a wasteful number, since it uses less digits than its factorization.

381852950550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2545686352 (or 2545686347 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 51.

The spelling of 381852950550 in words is "three hundred eighty-one billion, eight hundred fifty-two million, nine hundred fifty thousand, five hundred fifty".