30126540202 has 32 divisors (see below), whose sum is σ = 52637713920. Its totient is φ = 12793870320.

The previous prime is 30126540173. The next prime is 30126540209. The reversal of 30126540202 is 20204562103.

It is not an unprimeable number, because it can be changed into a prime (30126540209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 670552 + ... + 714067.

It is an arithmetic number, because the mean of its divisors is an integer number (1644928560).

Almost surely, 2^30126540202 is an apocalyptic number.

30126540202 is a deficient number, since it is larger than the sum of its proper divisors (22511173718).

30126540202 is a wasteful number, since it uses less digits than its factorization.

30126540202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1384698.

The product of its (nonzero) digits is 2880, while the sum is 25.

The spelling of 30126540202 in words is "thirty billion, one hundred twenty-six million, five hundred forty thousand, two hundred two".