235153423840 has 24 divisors (see below), whose sum is σ = 555549964200. Its totient is φ = 94061369472.

The previous prime is 235153423811. The next prime is 235153423853. The reversal of 235153423840 is 48324351532.

235153423840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 235153423793 and 235153423802.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 734854290 + ... + 734854609.

It is an arithmetic number, because the mean of its divisors is an integer number (23147915175).

Almost surely, 2^235153423840 is an apocalyptic number.

235153423840 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

235153423840 is an abundant number, since it is smaller than the sum of its proper divisors (320396540360).

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

235153423840 is a wasteful number, since it uses less digits than its factorization.

235153423840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1469708914 (or 1469708906 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

The spelling of 235153423840 in words is "two hundred thirty-five billion, one hundred fifty-three million, four hundred twenty-three thousand, eight hundred forty".