30134032251240 has 32 divisors (see below), whose sum is σ = 90402096754080. Its totient is φ = 8035741933632.

The previous prime is 30134032251217. The next prime is 30134032251287. The reversal of 30134032251240 is 4215223043103.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 30134032251198 and 30134032251207.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 125558467594 + ... + 125558467833.

It is an arithmetic number, because the mean of its divisors is an integer number (2825065523565).

Almost surely, 2^{30134032251240} is an apocalyptic number.

30134032251240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30134032251240 is an abundant number, since it is smaller than the sum of its proper divisors (60268064502840).

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

30134032251240 is a wasteful number, since it uses less digits than its factorization.

30134032251240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251116935441 (or 251116935437 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

Adding to 30134032251240 its reverse (4215223043103), we get a palindrome (34349255294343).

The spelling of 30134032251240 in words is "thirty trillion, one hundred thirty-four billion, thirty-two million, two hundred fifty-one thousand, two hundred forty".