236234031642 has 192 divisors, whose sum is σ = 628632576000. Its totient is φ = 62659643904.

The previous prime is 236234031641. The next prime is 236234031647. The reversal of 236234031642 is 246130432632.

236234031642 is a `hidden beast` number, since 2 + 3 + 6 + 2 + 3 + 4 + 0 + 3 + 1 + 642 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 236234031597 and 236234031606.

It is not an unprimeable number, because it can be changed into a prime (236234031641) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 13498834 + ... + 13516322.

It is an arithmetic number, because the mean of its divisors is an integer number (3274128000).

Almost surely, 2^236234031642 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 236234031642, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (314316288000).

236234031642 is an abundant number, since it is smaller than the sum of its proper divisors (392398544358).

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

236234031642 is a wasteful number, since it uses less digits than its factorization.

236234031642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17665 (or 17662 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

The spelling of 236234031642 in words is "two hundred thirty-six billion, two hundred thirty-four million, thirty-one thousand, six hundred forty-two".