30450153242 has 8 divisors (see below), whose sum is σ = 45675993216. Its totient is φ = 15224822172.

The previous prime is 30450153193. The next prime is 30450153259. The reversal of 30450153242 is 24235105403.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×30450153242² (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 113333 + ... + 271559.

It is an arithmetic number, because the mean of its divisors is an integer number (5709499152).

Almost surely, 2^30450153242 is an apocalyptic number.

30450153242 is a deficient number, since it is larger than the sum of its proper divisors (15225839974).

30450153242 is a wasteful number, since it uses less digits than its factorization.

30450153242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254452.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 30450153242 its reverse (24235105403), we get a palindrome (54685258645).

The spelling of 30450153242 in words is "thirty billion, four hundred fifty million, one hundred fifty-three thousand, two hundred forty-two".