235797939720 has 384 divisors, whose sum is σ = 924247584000. Its totient is φ = 50930933760.

The previous prime is 235797939709. The next prime is 235797939721. The reversal of 235797939720 is 27939797532.

235797939720 is a `hidden beast` number, since 2 + 3 + 579 + 7 + 9 + 39 + 7 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (235797939721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 19576900 + ... + 19588940.

It is an arithmetic number, because the mean of its divisors is an integer number (2406894750).

Almost surely, 2^235797939720 is an apocalyptic number.

235797939720 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 235797939720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (462123792000).

235797939720 is an abundant number, since it is smaller than the sum of its proper divisors (688449644280).

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

235797939720 is a wasteful number, since it uses less digits than its factorization.

235797939720 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12493 (or 12486 counting only the distinct ones).

The product of its (nonzero) digits is 45008460, while the sum is 63.

The spelling of 235797939720 in words is "two hundred thirty-five billion, seven hundred ninety-seven million, nine hundred thirty-nine thousand, seven hundred twenty".