238320117550 has 12 divisors (see below), whose sum is σ = 443275418736. Its totient is φ = 95328047000.

The previous prime is 238320117467. The next prime is 238320117551. The reversal of 238320117550 is 55711023832.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238320117551) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2383201126 + ... + 2383201225.

It is an arithmetic number, because the mean of its divisors is an integer number (36939618228).

Almost surely, 2^238320117550 is an apocalyptic number.

238320117550 is a deficient number, since it is larger than the sum of its proper divisors (204955301186).

238320117550 is a wasteful number, since it uses less digits than its factorization.

238320117550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4766402363 (or 4766402358 counting only the distinct ones).

The product of its (nonzero) digits is 50400, while the sum is 37.

The spelling of 238320117550 in words is "two hundred thirty-eight billion, three hundred twenty million, one hundred seventeen thousand, five hundred fifty".