30554242254040 has 64 divisors (see below), whose sum is σ = 70101765264960. Its totient is φ = 11983207411200.

The previous prime is 30554242254017. The next prime is 30554242254119. The reversal of 30554242254040 is 4045224245503.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 30554242253984 and 30554242254002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36297139 + ... + 37129378.

It is an arithmetic number, because the mean of its divisors is an integer number (1095340082265).

Almost surely, 2^{30554242254040} is an apocalyptic number.

It is an amenable number.

30554242254040 is an abundant number, since it is smaller than the sum of its proper divisors (39547523010920).

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

30554242254040 is a wasteful number, since it uses less digits than its factorization.

30554242254040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73426732 (or 73426728 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 40.

Adding to 30554242254040 its reverse (4045224245503), we get a palindrome (34599466499543).

The spelling of 30554242254040 in words is "thirty trillion, five hundred fifty-four billion, two hundred forty-two million, two hundred fifty-four thousand, forty".