30245212034040 has 64 divisors (see below), whose sum is σ = 91027390671360. Its totient is φ = 8039456136320.

The previous prime is 30245212034003. The next prime is 30245212034111. The reversal of 30245212034040 is 4043021254203.

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 = 30245212033989 and 30245212034007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 405177204 + ... + 405251843.

It is an arithmetic number, because the mean of its divisors is an integer number (1422302979240).

Almost surely, 2^{30245212034040} is an apocalyptic number.

30245212034040 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30245212034040 is an abundant number, since it is smaller than the sum of its proper divisors (60782178637320).

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

30245212034040 is a wasteful number, since it uses less digits than its factorization.

30245212034040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 810429372 (or 810429368 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 30245212034040 its reverse (4043021254203), we get a palindrome (34288233288243).

The spelling of 30245212034040 in words is "thirty trillion, two hundred forty-five billion, two hundred twelve million, thirty-four thousand, forty".