30945203383159 has 32 divisors (see below), whose sum is σ = 33653502812160. Its totient is φ = 28284759609600.

The previous prime is 30945203383147. The next prime is 30945203383229. The reversal of 30945203383159 is 95138330254903.

It is not a de Polignac number, because 30945203383159 - 2²⁷ = 30945069165431 is a prime.

It is a super-2 number, since 2×30945203383159² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30945203353159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1896260202 + ... + 1896276520.

It is an arithmetic number, because the mean of its divisors is an integer number (1051671962880).

Almost surely, 2^{30945203383159} is an apocalyptic number.

30945203383159 is a deficient number, since it is larger than the sum of its proper divisors (2708299429001).

30945203383159 is a wasteful number, since it uses less digits than its factorization.

30945203383159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18831.

The product of its (nonzero) digits is 10497600, while the sum is 55.

The spelling of 30945203383159 in words is "thirty trillion, nine hundred forty-five billion, two hundred three million, three hundred eighty-three thousand, one hundred fifty-nine".