30503156194 has 8 divisors (see below), whose sum is σ = 52291124928. Its totient is φ = 13072781220.

The previous prime is 30503156161. The next prime is 30503156221. The reversal of 30503156194 is 49165130503.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1089398422 + ... + 1089398449.

It is an arithmetic number, because the mean of its divisors is an integer number (6536390616).

Almost surely, 2^30503156194 is an apocalyptic number.

30503156194 is a deficient number, since it is larger than the sum of its proper divisors (21787968734).

30503156194 is a wasteful number, since it uses less digits than its factorization.

30503156194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2178796880.

The product of its (nonzero) digits is 48600, while the sum is 37.

Adding to 30503156194 its reverse (49165130503), we get a palindrome (79668286697).

The spelling of 30503156194 in words is "thirty billion, five hundred three million, one hundred fifty-six thousand, one hundred ninety-four".