235259601940 has 96 divisors (see below), whose sum is σ = 558425435904. Its totient is φ = 82499880960.

The previous prime is 235259601917. The next prime is 235259602021. The reversal of 235259601940 is 49106952532.

It is a congruent number.

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, 791937 + ... + 1047703.

It is an arithmetic number, because the mean of its divisors is an integer number (5816931624).

Almost surely, 2^235259601940 is an apocalyptic number.

235259601940 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 235259601940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (279212717952).

235259601940 is an abundant number, since it is smaller than the sum of its proper divisors (323165833964).

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

235259601940 is a wasteful number, since it uses less digits than its factorization.

235259601940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 255937 (or 255935 counting only the distinct ones).

The product of its (nonzero) digits is 583200, while the sum is 46.

The spelling of 235259601940 in words is "two hundred thirty-five billion, two hundred fifty-nine million, six hundred one thousand, nine hundred forty".