30943750452672 has 168 divisors, whose sum is σ = 85637455358224. Its totient is φ = 9860240941056.

The previous prime is 30943750452647. The next prime is 30943750452673. The reversal of 30943750452672 is 27625405734903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30943750452673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 171864648 + ... + 172044600.

Almost surely, 2^{30943750452672} is an apocalyptic number.

30943750452672 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30943750452672, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42818727679112).

30943750452672 is an abundant number, since it is smaller than the sum of its proper divisors (54693704905552).

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

30943750452672 is a wasteful number, since it uses less digits than its factorization.

30943750452672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 181707 (or 181674 counting only the distinct ones).

The product of its (nonzero) digits is 38102400, while the sum is 57.

The spelling of 30943750452672 in words is "thirty trillion, nine hundred forty-three billion, seven hundred fifty million, four hundred fifty-two thousand, six hundred seventy-two".