30042622155 has 96 divisors (see below), whose sum is σ = 59601056256. Its totient is φ = 12652803072.

The previous prime is 30042622151. The next prime is 30042622187. The reversal of 30042622155 is 55122624003.

It is not a de Polignac number, because 30042622155 - 2² = 30042622151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (30042622151) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 11408719 + ... + 11411351.

It is an arithmetic number, because the mean of its divisors is an integer number (620844336).

Almost surely, 2^30042622155 is an apocalyptic number.

30042622155 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

30042622155 is a deficient number, since it is larger than the sum of its proper divisors (29558434101).

30042622155 is a wasteful number, since it uses less digits than its factorization.

30042622155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3317 (or 3304 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The spelling of 30042622155 in words is "thirty billion, forty-two million, six hundred twenty-two thousand, one hundred fifty-five".