235873161216 has 780 divisors, whose sum is σ = 894854299680. Its totient is φ = 61219307520.

The previous prime is 235873161203. The next prime is 235873161217. The reversal of 235873161216 is 612161378532.

It is a happy number.

235873161216 is a `hidden beast` number, since 2 + 3 + 587 + 3 + 1 + 61 + 2 + 1 + 6 = 666.

It is a super-2 number, since 2×235873161216² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (235873161217) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 178826605 + ... + 178827923.

Almost surely, 2^235873161216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 235873161216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (447427149840).

235873161216 is an abundant number, since it is smaller than the sum of its proper divisors (658981138464).

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

235873161216 is a wasteful number, since it uses less digits than its factorization.

235873161216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1380 (or 1342 counting only the distinct ones).

The product of its digits is 362880, while the sum is 45.

It can be divided in two parts, 23587316 and 1216, that added together give a palindrome (23588532).

The spelling of 235873161216 in words is "two hundred thirty-five billion, eight hundred seventy-three million, one hundred sixty-one thousand, two hundred sixteen".