238275848820 has 96 divisors (see below), whose sum is σ = 697012283520. Its totient is φ = 60741721600.

The previous prime is 238275848801. The next prime is 238275848821. The reversal of 238275848820 is 28848572832.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238275848821) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 502182 + ... + 853661.

It is an arithmetic number, because the mean of its divisors is an integer number (7260544620).

Almost surely, 2^238275848820 is an apocalyptic number.

238275848820 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

238275848820 is an abundant number, since it is smaller than the sum of its proper divisors (458736434700).

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

238275848820 is a wasteful number, since it uses less digits than its factorization.

238275848820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1355985 (or 1355983 counting only the distinct ones).

The product of its (nonzero) digits is 13762560, while the sum is 57.

The spelling of 238275848820 in words is "two hundred thirty-eight billion, two hundred seventy-five million, eight hundred forty-eight thousand, eight hundred twenty".