30040240003431 has 24 divisors (see below), whose sum is σ = 46594607580144. Its totient is φ = 17165268489600.

The previous prime is 30040240003421. The next prime is 30040240003447. The reversal of 30040240003431 is 13430004204003.

It is not a de Polignac number, because 30040240003431 - 2⁵ = 30040240003399 is a prime.

It is a super-2 number, since 2×30040240003431² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30040240003421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 892131 + ... + 7802331.

It is an arithmetic number, because the mean of its divisors is an integer number (1941441982506).

Almost surely, 2^{30040240003431} is an apocalyptic number.

30040240003431 is a deficient number, since it is larger than the sum of its proper divisors (16554367576713).

30040240003431 is a wasteful number, since it uses less digits than its factorization.

30040240003431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6939791 (or 6939784 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 30040240003431 its reverse (13430004204003), we get a palindrome (43470244207434).

The spelling of 30040240003431 in words is "thirty trillion, forty billion, two hundred forty million, three thousand, four hundred thirty-one".