30558222156 has 96 divisors (see below), whose sum is σ = 90223644672. Its totient is φ = 7818719040.

The previous prime is 30558222151. The next prime is 30558222157. The reversal of 30558222156 is 65122285503.

It is not an unprimeable number, because it can be changed into a prime (30558222151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 184896 + ... + 308711.

It is an arithmetic number, because the mean of its divisors is an integer number (939829632).

Almost surely, 2^30558222156 is an apocalyptic number.

It is an amenable number.

30558222156 is an abundant number, since it is smaller than the sum of its proper divisors (59665422516).

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

30558222156 is a wasteful number, since it uses less digits than its factorization.

30558222156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493699 (or 493697 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 39.

The spelling of 30558222156 in words is "thirty billion, five hundred fifty-eight million, two hundred twenty-two thousand, one hundred fifty-six".