353120344020 has 144 divisors (see below), whose sum is σ = 1112642539008. Its totient is φ = 94009507200.

The previous prime is 353120344019. The next prime is 353120344021. The reversal of 353120344020 is 20443021353.

353120344020 is a `hidden beast` number, since 3 + 5 + 312 + 0 + 344 + 0 + 2 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (353120344019) and next prime (353120344021).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (353120344021) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2890170 + ... + 3009870.

Almost surely, 2^353120344020 is an apocalyptic number.

353120344020 is a gapful number since it is divisible by the number (30) 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 353120344020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (556321269504).

353120344020 is an abundant number, since it is smaller than the sum of its proper divisors (759522194988).

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

353120344020 is a wasteful number, since it uses less digits than its factorization.

353120344020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120332 (or 120318 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

Adding to 353120344020 its reverse (20443021353), we get a palindrome (373563365373).

The spelling of 353120344020 in words is "three hundred fifty-three billion, one hundred twenty million, three hundred forty-four thousand, twenty".