235525523040 has 384 divisors, whose sum is σ = 897656256000. Its totient is φ = 57448839168.

The previous prime is 235525523039. The next prime is 235525523071. The reversal of 235525523040 is 40325525532.

235525523040 is a `hidden beast` number, since 2 + 35 + 5 + 2 + 552 + 30 + 40 = 666.

It is a super-3 number, since 3×235525523040³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 235525522986 and 235525523004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2330847 + ... + 2429793.

It is an arithmetic number, because the mean of its divisors is an integer number (2337646500).

Almost surely, 2^235525523040 is an apocalyptic number.

235525523040 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 235525523040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (448828128000).

235525523040 is an abundant number, since it is smaller than the sum of its proper divisors (662130732960).

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

235525523040 is a wasteful number, since it uses less digits than its factorization.

235525523040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99019 (or 99005 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 36.

The spelling of 235525523040 in words is "two hundred thirty-five billion, five hundred twenty-five million, five hundred twenty-three thousand, forty".