238180159091061 has 64 divisors (see below), whose sum is σ = 390236700672000. Its totient is φ = 142364723437440.

The previous prime is 238180159091033. The next prime is 238180159091087. The reversal of 238180159091061 is 160190951081832.

It is a happy number.

238180159091061 is a `hidden beast` number, since 2 + 38 + 1 + 8 + 0 + 1 + 590 + 9 + 10 + 6 + 1 = 666.

It is not a de Polignac number, because 238180159091061 - 2⁵ = 238180159091029 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 238180159090989 and 238180159091007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (238180159091261) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 332640850 + ... + 333356108.

It is an arithmetic number, because the mean of its divisors is an integer number (6097448448000).

Almost surely, 2^{238180159091061} is an apocalyptic number.

It is an amenable number.

238180159091061 is a deficient number, since it is larger than the sum of its proper divisors (152056541580939).

238180159091061 is a wasteful number, since it uses less digits than its factorization.

238180159091061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 730711 (or 730705 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 54.

The spelling of 238180159091061 in words is "two hundred thirty-eight trillion, one hundred eighty billion, one hundred fifty-nine million, ninety-one thousand, sixty-one".