30194072244 has 180 divisors, whose sum is σ = 93081718884. Its totient is φ = 8508374784.

The previous prime is 30194072197. The next prime is 30194072257. The reversal of 30194072244 is 44227049103.

30194072244 is a `hidden beast` number, since 3 + 0 + 1 + 9 + 407 + 2 + 244 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 21547304100 + 8646768144 = 146790^2 + 92988^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 30194072199 and 30194072208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 1145922 + ... + 1171974.

Almost surely, 2^30194072244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30194072244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (46540859442).

30194072244 is an abundant number, since it is smaller than the sum of its proper divisors (62887646640).

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

30194072244 is a wasteful number, since it uses less digits than its factorization.

30194072244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26156 (or 26138 counting only the distinct ones).

The product of its (nonzero) digits is 48384, while the sum is 36.

The spelling of 30194072244 in words is "thirty billion, one hundred ninety-four million, seventy-two thousand, two hundred forty-four".