30780968937468 has 24 divisors (see below), whose sum is σ = 72028055307600. Its totient is φ = 10230923771520.

The previous prime is 30780968937461. The next prime is 30780968937469. The reversal of 30780968937468 is 86473986908703.

It is a junction number, because it is equal to n+sod(n) for n = 30780968937393 and 30780968937402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30780968937461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3674896593 + ... + 3674904968.

It is an arithmetic number, because the mean of its divisors is an integer number (3001168971150).

Almost surely, 2^{30780968937468} is an apocalyptic number.

It is an amenable number.

30780968937468 is an abundant number, since it is smaller than the sum of its proper divisors (41247086370132).

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

30780968937468 is a wasteful number, since it uses less digits than its factorization.

30780968937468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7349801917 (or 7349801915 counting only the distinct ones).

The product of its (nonzero) digits is 2633637888, while the sum is 78.

The spelling of 30780968937468 in words is "thirty trillion, seven hundred eighty billion, nine hundred sixty-eight million, nine hundred thirty-seven thousand, four hundred sixty-eight".