30156646223 has 8 divisors (see below), whose sum is σ = 33455756160. Its totient is φ = 26950469080.

The previous prime is 30156646207. The next prime is 30156646249. The reversal of 30156646223 is 32264665103.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 30156646223 - 2⁴ = 30156646207 is a prime.

It is a super-2 number, since 2×30156646223² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30156646253) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23232515 + ... + 23233812.

It is an arithmetic number, because the mean of its divisors is an integer number (4181969520).

Almost surely, 2^30156646223 is an apocalyptic number.

30156646223 is a deficient number, since it is larger than the sum of its proper divisors (3299109937).

30156646223 is a wasteful number, since it uses less digits than its factorization.

30156646223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46466397.

The product of its (nonzero) digits is 155520, while the sum is 38.

The spelling of 30156646223 in words is "thirty billion, one hundred fifty-six million, six hundred forty-six thousand, two hundred twenty-three".