30403215401992 has 16 divisors (see below), whose sum is σ = 57692848505040. Its totient is φ = 15018455800656.

The previous prime is 30403215401981. The next prime is 30403215402031. The reversal of 30403215401992 is 29910451230403.

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, 22893986838 + ... + 22893988165.

It is an arithmetic number, because the mean of its divisors is an integer number (3605803031565).

Almost surely, 2^{30403215401992} is an apocalyptic number.

It is an amenable number.

30403215401992 is a deficient number, since it is larger than the sum of its proper divisors (27289633103048).

30403215401992 is a wasteful number, since it uses less digits than its factorization.

30403215401992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45787975092 (or 45787975088 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 43.

The spelling of 30403215401992 in words is "thirty trillion, four hundred three billion, two hundred fifteen million, four hundred one thousand, nine hundred ninety-two".