30304542343040 has 64 divisors (see below), whose sum is σ = 82796338913760. Its totient is φ = 10390128801792.

The previous prime is 30304542343027. The next prime is 30304542343051. The reversal of 30304542343040 is 4034324540303.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (64).

It is a super-2 number, since 2×30304542343040² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a congruent number.

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, 3382198907 + ... + 3382207866.

Almost surely, 2^{30304542343040} is an apocalyptic number.

It is an amenable number.

30304542343040 is an abundant number, since it is smaller than the sum of its proper divisors (52491796570720).

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

30304542343040 is an equidigital number, since it uses as much as digits as its factorization.

30304542343040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6764406799 (or 6764406787 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 35.

Adding to 30304542343040 its reverse (4034324540303), we get a palindrome (34338866883343).

The spelling of 30304542343040 in words is "thirty trillion, three hundred four billion, five hundred forty-two million, three hundred forty-three thousand, forty".