352140641242 has 16 divisors (see below), whose sum is σ = 568855779912. Its totient is φ = 162522676800.

The previous prime is 352140641159. The next prime is 352140641263. The reversal of 352140641242 is 242146041253.

It can be written as a sum of positive squares in 4 ways, for example, as 339027872121 + 13112769121 = 582261^2 + 114511^2 .

It is a junction number, because it is equal to n+sod(n) for n = 352140641198 and 352140641207.

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, 1207992 + ... + 1470892.

Almost surely, 2^352140641242 is an apocalyptic number.

352140641242 is a deficient number, since it is larger than the sum of its proper divisors (216715138670).

352140641242 is a wasteful number, since it uses less digits than its factorization.

352140641242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314433.

The product of its (nonzero) digits is 46080, while the sum is 34.

Adding to 352140641242 its reverse (242146041253), we get a palindrome (594286682495).

The spelling of 352140641242 in words is "three hundred fifty-two billion, one hundred forty million, six hundred forty-one thousand, two hundred forty-two".