238904752423936 has 33 divisors (see below), whose sum is σ = 477577188163429. Its totient is φ = 119452128907264.

The previous prime is 238904752423891. The next prime is 238904752423943. The reversal of 238904752423936 is 639324257409832.

The square root of 238904752423936 is 15456544.

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

It can be written as a sum of positive squares in only one way, i.e., 82188004377600 + 156716748046336 = 9065760^2 + 12518656^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 494367900 + ... + 494850916.

Almost surely, 2^{238904752423936} is an apocalyptic number.

238904752423936 is the 15456544-th square number.

It is an amenable number.

238904752423936 is a deficient number, since it is larger than the sum of its proper divisors (238672435739493).

238904752423936 is an frugal number, since it uses more digits than its factorization.

238904752423936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 966054 (or 483019 counting only the distinct ones).

The product of its (nonzero) digits is 470292480, while the sum is 67.

The spelling of 238904752423936 in words is "two hundred thirty-eight trillion, nine hundred four billion, seven hundred fifty-two million, four hundred twenty-three thousand, nine hundred thirty-six".