30136126434 has 16 divisors (see below), whose sum is σ = 61742308320. Its totient is φ = 9800366240.

The previous prime is 30136126429. The next prime is 30136126459. The reversal of 30136126434 is 43462163103.

It is a super-2 number, since 2×30136126434² (a number of 22 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 30136126395 and 30136126404.

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, 61252044 + ... + 61252535.

It is an arithmetic number, because the mean of its divisors is an integer number (3858894270).

Almost surely, 2^30136126434 is an apocalyptic number.

30136126434 is an abundant number, since it is smaller than the sum of its proper divisors (31606181886).

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

30136126434 is a wasteful number, since it uses less digits than its factorization.

30136126434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122504625.

The product of its (nonzero) digits is 31104, while the sum is 33.

Adding to 30136126434 its reverse (43462163103), we get a palindrome (73598289537).

The spelling of 30136126434 in words is "thirty billion, one hundred thirty-six million, one hundred twenty-six thousand, four hundred thirty-four".