30540175240 has 64 divisors (see below), whose sum is σ = 69244761600. Its totient is φ = 12122326272.

The previous prime is 30540175207. The next prime is 30540175241. The reversal of 30540175240 is 4257104503.

It is not an unprimeable number, because it can be changed into a prime (30540175241) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2795629 + ... + 2806531.

It is an arithmetic number, because the mean of its divisors is an integer number (1081949400).

Almost surely, 2^30540175240 is an apocalyptic number.

It is an amenable number.

30540175240 is an abundant number, since it is smaller than the sum of its proper divisors (38704586360).

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

30540175240 is a wasteful number, since it uses less digits than its factorization.

30540175240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11446 (or 11442 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 31.

Adding to 30540175240 its reverse (4257104503), we get a palindrome (34797279743).

The spelling of 30540175240 in words is "thirty billion, five hundred forty million, one hundred seventy-five thousand, two hundred forty".