238170353522144 has 24 divisors (see below), whose sum is σ = 468898337181960. Its totient is φ = 119085061539456.

The previous prime is 238170353522131. The next prime is 238170353522147. The reversal of 238170353522144 is 441225353071832.

It is a happy number.

238170353522144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 238170353522092 and 238170353522101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238170353522147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 37049447 + ... + 43000025.

It is an arithmetic number, because the mean of its divisors is an integer number (19537430715915).

Almost surely, 2^{238170353522144} is an apocalyptic number.

It is an amenable number.

238170353522144 is a deficient number, since it is larger than the sum of its proper divisors (230727983659816).

238170353522144 is a wasteful number, since it uses less digits than its factorization.

238170353522144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7201362 (or 7201354 counting only the distinct ones).

The product of its (nonzero) digits is 4838400, while the sum is 50.

The spelling of 238170353522144 in words is "two hundred thirty-eight trillion, one hundred seventy billion, three hundred fifty-three million, five hundred twenty-two thousand, one hundred forty-four".