236253066340 has 96 divisors (see below), whose sum is σ = 525076473600. Its totient is φ = 89156820480.

The previous prime is 236253066319. The next prime is 236253066463. The reversal of 236253066340 is 43660352632.

It is a super-2 number, since 2×236253066340² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 236253066293 and 236253066302.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5694070 + ... + 5735410.

It is an arithmetic number, because the mean of its divisors is an integer number (5469546600).

Almost surely, 2^236253066340 is an apocalyptic number.

236253066340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 236253066340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (262538236800).

236253066340 is an abundant number, since it is smaller than the sum of its proper divisors (288823407260).

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

236253066340 is a wasteful number, since it uses less digits than its factorization.

236253066340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41605 (or 41603 counting only the distinct ones).

The product of its (nonzero) digits is 466560, while the sum is 40.

The spelling of 236253066340 in words is "two hundred thirty-six billion, two hundred fifty-three million, sixty-six thousand, three hundred forty".