235462969840 has 80 divisors (see below), whose sum is σ = 626368624128. Its totient is φ = 80638564608.

The previous prime is 235462969831. The next prime is 235462969873. The reversal of 235462969840 is 48969264532.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256389 + ... + 732571.

Almost surely, 2^235462969840 is an apocalyptic number.

235462969840 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 235462969840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (313184312064).

235462969840 is an abundant number, since it is smaller than the sum of its proper divisors (390905654288).

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

235462969840 is a wasteful number, since it uses less digits than its factorization.

235462969840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477086 (or 477080 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 58.

The spelling of 235462969840 in words is "two hundred thirty-five billion, four hundred sixty-two million, nine hundred sixty-nine thousand, eight hundred forty".