30651361150212 has 144 divisors (see below), whose sum is σ = 87674045082624. Its totient is φ = 9286161732000.

The previous prime is 30651361150187. The next prime is 30651361150213. The reversal of 30651361150212 is 21205116315603.

30651361150212 is a `hidden beast` number, since 3 + 0 + 6 + 5 + 13 + 611 + 5 + 0 + 21 + 2 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (30651361150213) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 46622137 + ... + 47275007.

It is an arithmetic number, because the mean of its divisors is an integer number (608847535296).

Almost surely, 2^{30651361150212} 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 30651361150212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43837022541312).

30651361150212 is an abundant number, since it is smaller than the sum of its proper divisors (57022683932412).

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

30651361150212 is a wasteful number, since it uses less digits than its factorization.

30651361150212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 657292 (or 657278 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

Adding to 30651361150212 its reverse (21205116315603), we get a palindrome (51856477465815).

The spelling of 30651361150212 in words is "thirty trillion, six hundred fifty-one billion, three hundred sixty-one million, one hundred fifty thousand, two hundred twelve".