153245332242 has 40 divisors (see below), whose sum is σ = 346923126396. Its totient is φ = 50555155968.

The previous prime is 153245332241. The next prime is 153245332249. The reversal of 153245332242 is 242233542351.

153245332242 is a `hidden beast` number, since 1 + 5 + 324 + 5 + 3 + 322 + 4 + 2 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 134182283481 + 19063048761 = 366309^2 + 138069^2 .

It is a junction number, because it is equal to n+sod(n) for n = 153245332197 and 153245332206.

It is not an unprimeable number, because it can be changed into a prime (153245332241) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4860363 + ... + 4891790.

Almost surely, 2^153245332242 is an apocalyptic number.

153245332242 is an abundant number, since it is smaller than the sum of its proper divisors (193677794154).

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

153245332242 is an equidigital number, since it uses as much as digits as its factorization.

153245332242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9752264 (or 9752255 counting only the distinct ones).

The product of its digits is 172800, while the sum is 36.

Adding to 153245332242 its reverse (242233542351), we get a palindrome (395478874593).

The spelling of 153245332242 in words is "one hundred fifty-three billion, two hundred forty-five million, three hundred thirty-two thousand, two hundred forty-two".