235417036540 has 96 divisors (see below), whose sum is σ = 584192093184. Its totient is φ = 78009623040.

The previous prime is 235417036501. The next prime is 235417036559. The reversal of 235417036540 is 45630714532.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 235417036493 and 235417036502.

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, 422529 + ... + 805831.

It is an arithmetic number, because the mean of its divisors is an integer number (6085334304).

Almost surely, 2^235417036540 is an apocalyptic number.

235417036540 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 235417036540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (292096046592).

235417036540 is an abundant number, since it is smaller than the sum of its proper divisors (348775056644).

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

235417036540 is a wasteful number, since it uses less digits than its factorization.

235417036540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383467 (or 383465 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 40.

The spelling of 235417036540 in words is "two hundred thirty-five billion, four hundred seventeen million, thirty-six thousand, five hundred forty".