305056949147 has 8 divisors (see below), whose sum is σ = 318368867040. Its totient is φ = 291931212160.

The previous prime is 305056949117. The next prime is 305056949161. The reversal of 305056949147 is 741949650503.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 305056949147 - 2²⁰ = 305055900571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (305056949117) 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, 46541879 + ... + 46548432.

It is an arithmetic number, because the mean of its divisors is an integer number (39796108380).

Almost surely, 2^305056949147 is an apocalyptic number.

305056949147 is a deficient number, since it is larger than the sum of its proper divisors (13311917893).

305056949147 is a wasteful number, since it uses less digits than its factorization.

305056949147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93090453.

The product of its (nonzero) digits is 4082400, while the sum is 53.

The spelling of 305056949147 in words is "three hundred five billion, fifty-six million, nine hundred forty-nine thousand, one hundred forty-seven".