238624341240 has 512 divisors, whose sum is σ = 783634176000. Its totient is φ = 57996288000.

The previous prime is 238624341191. The next prime is 238624341287. The reversal of 238624341240 is 42143426832.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 767280685 + ... + 767280995.

It is an arithmetic number, because the mean of its divisors is an integer number (1530535500).

Almost surely, 2^238624341240 is an apocalyptic number.

238624341240 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 238624341240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (391817088000).

238624341240 is an abundant number, since it is smaller than the sum of its proper divisors (545009834760).

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

238624341240 is a wasteful number, since it uses less digits than its factorization.

238624341240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 551 (or 547 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 39.

The spelling of 238624341240 in words is "two hundred thirty-eight billion, six hundred twenty-four million, three hundred forty-one thousand, two hundred forty".