30953573019 has 12 divisors (see below), whose sum is σ = 44713364176. Its totient is φ = 20634493392.

The previous prime is 30953573011. The next prime is 30953573041. The reversal of 30953573019 is 91037535903.

30953573019 is a `hidden beast` number, since 30 + 9 + 535 + 73 + 0 + 19 = 666.

It is not a de Polignac number, because 30953573019 - 2³ = 30953573011 is a prime.

It is a super-2 number, since 2×30953573019² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30953573011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74709 + ... + 259785.

Almost surely, 2^30953573019 is an apocalyptic number.

30953573019 is a deficient number, since it is larger than the sum of its proper divisors (13759791157).

30953573019 is a wasteful number, since it uses less digits than its factorization.

30953573019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203666 (or 203663 counting only the distinct ones).

The product of its (nonzero) digits is 382725, while the sum is 45.

The spelling of 30953573019 in words is "thirty billion, nine hundred fifty-three million, five hundred seventy-three thousand, nineteen".