238009380930 has 48 divisors (see below), whose sum is σ = 628969067064. Its totient is φ = 62428688640.

The previous prime is 238009380857. The next prime is 238009380941. The reversal of 238009380930 is 39083900832.

238009380930 is a `hidden beast` number, since 238 + 0 + 0 + 9 + 380 + 9 + 30 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 95531064561 + 142478316369 = 309081^2 + 377463^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21671139 + ... + 21682118.

Almost surely, 2^238009380930 is an apocalyptic number.

238009380930 is an abundant number, since it is smaller than the sum of its proper divisors (390959686134).

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

238009380930 is a wasteful number, since it uses less digits than its factorization.

238009380930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43353331 (or 43353328 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The spelling of 238009380930 in words is "two hundred thirty-eight billion, nine million, three hundred eighty thousand, nine hundred thirty".