30520546042646 has 8 divisors (see below), whose sum is σ = 49942711706184. Its totient is φ = 13872975473920.

The previous prime is 30520546042619. The next prime is 30520546042667. The reversal of 30520546042646 is 64624064502503.

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

It is a super-2 number, since 2×30520546042646² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 30520546042646.

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, 693648773675 + ... + 693648773718.

It is an arithmetic number, because the mean of its divisors is an integer number (6242838963273).

Almost surely, 2^{30520546042646} is an apocalyptic number.

30520546042646 is a deficient number, since it is larger than the sum of its proper divisors (19422165663538).

30520546042646 is a wasteful number, since it uses less digits than its factorization.

30520546042646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1387297547406.

The product of its (nonzero) digits is 4147200, while the sum is 47.

The spelling of 30520546042646 in words is "thirty trillion, five hundred twenty billion, five hundred forty-six million, forty-two thousand, six hundred forty-six".