30738253668866 has 8 divisors (see below), whose sum is σ = 46107405513984. Its totient is φ = 15369118497540.

The previous prime is 30738253668839. The next prime is 30738253668877. The reversal of 30738253668866 is 66886635283703.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×30738253668866² (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 30738253668866.

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, 2711111 + ... + 8296181.

It is an arithmetic number, because the mean of its divisors is an integer number (5763425689248).

Almost surely, 2^{30738253668866} is an apocalyptic number.

30738253668866 is a deficient number, since it is larger than the sum of its proper divisors (15369151845118).

30738253668866 is a wasteful number, since it uses less digits than its factorization.

30738253668866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8336896.

The product of its (nonzero) digits is 1254113280, while the sum is 71.

The spelling of 30738253668866 in words is "thirty trillion, seven hundred thirty-eight billion, two hundred fifty-three million, six hundred sixty-eight thousand, eight hundred sixty-six".