238780777104 has 135 divisors (see below), whose sum is σ = 684879962403. Its totient is φ = 77660485056.

The previous prime is 238780777097. The next prime is 238780777121. The reversal of 238780777104 is 401777087832.

The square root of 238780777104 is 488652.

It is a perfect power (a square), and thus also a powerful number.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 252143959 + ... + 252144905.

Almost surely, 2^238780777104 is an apocalyptic number.

238780777104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

238780777104 is the 488652-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 238780777104

238780777104 is an abundant number, since it is smaller than the sum of its proper divisors (446099185299).

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

238780777104 is an frugal number, since it uses more digits than its factorization.

238780777104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1994 (or 995 counting only the distinct ones).

The product of its (nonzero) digits is 3687936, while the sum is 54.

The spelling of 238780777104 in words is "two hundred thirty-eight billion, seven hundred eighty million, seven hundred seventy-seven thousand, one hundred four".