30323673072 has 120 divisors (see below), whose sum is σ = 105804716160. Its totient is φ = 7876275840.

The previous prime is 30323673059. The next prime is 30323673073. The reversal of 30323673072 is 27037632303.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30323673073) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1356322 + ... + 1378497.

It is an arithmetic number, because the mean of its divisors is an integer number (881705968).

Almost surely, 2^30323673072 is an apocalyptic number.

It is an amenable number.

30323673072 is an abundant number, since it is smaller than the sum of its proper divisors (75481043088).

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

30323673072 is a wasteful number, since it uses less digits than its factorization.

30323673072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2734851 (or 2734842 counting only the distinct ones).

The product of its (nonzero) digits is 95256, while the sum is 36.

The spelling of 30323673072 in words is "thirty billion, three hundred twenty-three million, six hundred seventy-three thousand, seventy-two".