30530512154564 has 24 divisors (see below), whose sum is σ = 53730963393408. Its totient is φ = 15178884134400.

The previous prime is 30530512154533. The next prime is 30530512154603. The reversal of 30530512154564 is 46545121503503.

It is a happy number.

It is a super-2 number, since 2×30530512154564² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7863512 + ... + 11085839.

It is an arithmetic number, because the mean of its divisors is an integer number (2238790141392).

Almost surely, 2^{30530512154564} is an apocalyptic number.

It is an amenable number.

30530512154564 is a deficient number, since it is larger than the sum of its proper divisors (23200451238844).

30530512154564 is a wasteful number, since it uses less digits than its factorization.

30530512154564 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18951635 (or 18951633 counting only the distinct ones).

The product of its (nonzero) digits is 1080000, while the sum is 44.

The spelling of 30530512154564 in words is "thirty trillion, five hundred thirty billion, five hundred twelve million, one hundred fifty-four thousand, five hundred sixty-four".