353013252640 has 48 divisors (see below), whose sum is σ = 856534196952. Its totient is φ = 137388939264.

The previous prime is 353013252637. The next prime is 353013252703. The reversal of 353013252640 is 46252310353.

It can be written as a sum of positive squares in 4 ways, for example, as 341808606736 + 11204645904 = 584644^2 + 105852^2 .

It is a junction number, because it is equal to n+sod(n) for n = 353013252596 and 353013252605.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29809389 + ... + 29821228.

Almost surely, 2^353013252640 is an apocalyptic number.

It is an amenable number.

353013252640 is an abundant number, since it is smaller than the sum of its proper divisors (503520944312).

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

353013252640 is a wasteful number, since it uses less digits than its factorization.

353013252640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59630669 (or 59630661 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 34.

Adding to 353013252640 its reverse (46252310353), we get a palindrome (399265562993).

The spelling of 353013252640 in words is "three hundred fifty-three billion, thirteen million, two hundred fifty-two thousand, six hundred forty".