381119650 has 24 divisors (see below), whose sum is σ = 713654100. Its totient is φ = 151421760.

The previous prime is 381119633. The next prime is 381119701. The reversal of 381119650 is 56911183.

It can be written as a sum of positive squares in 6 ways, for example, as 187881849 + 193237801 = 13707^2 + 13901^2 .

It is a super-2 number, since 2×381119650² = 290504375232245000, which contains 22 as substring.

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, 18129 + ... + 33028.

Almost surely, 2^381119650 is an apocalyptic number.

381119650 is a deficient number, since it is larger than the sum of its proper divisors (332534450).

381119650 is a wasteful number, since it uses less digits than its factorization.

381119650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51318 (or 51313 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 381119650 is about 19522.2859829478. The cubic root of 381119650 is about 725.0263327732.

The spelling of 381119650 in words is "three hundred eighty-one million, one hundred nineteen thousand, six hundred fifty".