30630345404155 has 32 divisors (see below), whose sum is σ = 42144355888128. Its totient is φ = 20935159171200.

The previous prime is 30630345404149. The next prime is 30630345404203. The reversal of 30630345404155 is 55140454303603.

It is not a de Polignac number, because 30630345404155 - 2⁵ = 30630345404123 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 296923885 + ... + 297027025.

It is an arithmetic number, because the mean of its divisors is an integer number (1317011121504).

Almost surely, 2^{30630345404155} is an apocalyptic number.

30630345404155 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

30630345404155 is a deficient number, since it is larger than the sum of its proper divisors (11514010483973).

30630345404155 is a wasteful number, since it uses less digits than its factorization.

30630345404155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130747.

The product of its (nonzero) digits is 1296000, while the sum is 43.

Adding to 30630345404155 its reverse (55140454303603), we get a palindrome (85770799707758).

The spelling of 30630345404155 in words is "thirty trillion, six hundred thirty billion, three hundred forty-five million, four hundred four thousand, one hundred fifty-five".