30258809491328 has 32 divisors (see below), whose sum is σ = 65761333130520. Its totient is φ = 13754004313600.

The previous prime is 30258809491289. The next prime is 30258809491349. The reversal of 30258809491328 is 82319490885203.

It is a tau number, because it is divible by the number of its divisors (32).

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, 10745314463 + ... + 10745317278.

Almost surely, 2^{30258809491328} is an apocalyptic number.

It is an amenable number.

30258809491328 is an abundant number, since it is smaller than the sum of its proper divisors (35502523639192).

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

30258809491328 is a wasteful number, since it uses less digits than its factorization.

30258809491328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21490631766 (or 21490631754 counting only the distinct ones).

The product of its (nonzero) digits is 29859840, while the sum is 62.

The spelling of 30258809491328 in words is "thirty trillion, two hundred fifty-eight billion, eight hundred nine million, four hundred ninety-one thousand, three hundred twenty-eight".