30033747780040 has 16 divisors (see below), whose sum is σ = 67575932505180. Its totient is φ = 12013499112000.

The previous prime is 30033747780007. The next prime is 30033747780059. The reversal of 30033747780040 is 4008774733003.

It can be written as a sum of positive squares in 2 ways, for example, as 29805900032484 + 227847747556 = 5459478^2 + 477334^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375421847211 + ... + 375421847290.

Almost surely, 2^{30033747780040} is an apocalyptic number.

It is an amenable number.

30033747780040 is an abundant number, since it is smaller than the sum of its proper divisors (37542184725140).

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

30033747780040 is a wasteful number, since it uses less digits than its factorization.

30033747780040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 750843694512 (or 750843694508 counting only the distinct ones).

The product of its (nonzero) digits is 1185408, while the sum is 46.

The spelling of 30033747780040 in words is "thirty trillion, thirty-three billion, seven hundred forty-seven million, seven hundred eighty thousand, forty".