30623421142464 has 28 divisors (see below), whose sum is σ = 81024468439944. Its totient is φ = 10207807047424.

The previous prime is 30623421142459. The next prime is 30623421142549. The reversal of 30623421142464 is 46424112432603.

It is a super-2 number, since 2×30623421142464² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

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, 79748492367 + ... + 79748492750.

Almost surely, 2^{30623421142464} is an apocalyptic number.

It is an amenable number.

30623421142464 is an abundant number, since it is smaller than the sum of its proper divisors (50401047297480).

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

30623421142464 is a wasteful number, since it uses less digits than its factorization.

30623421142464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159496985132 (or 159496985122 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 42.

The spelling of 30623421142464 in words is "thirty trillion, six hundred twenty-three billion, four hundred twenty-one million, one hundred forty-two thousand, four hundred sixty-four".