306494779137 has 8 divisors (see below), whose sum is σ = 408668278080. Its totient is φ = 204325566480.

The previous prime is 306494779091. The next prime is 306494779259. The reversal of 306494779137 is 731977494603.

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

It is not a de Polignac number, because 306494779137 - 2¹⁴ = 306494762753 is a prime.

It is not an unprimeable number, because it can be changed into a prime (306494779337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 900837 + ... + 1193522.

It is an arithmetic number, because the mean of its divisors is an integer number (51083534760).

Almost surely, 2^306494779137 is an apocalyptic number.

It is an amenable number.

306494779137 is a deficient number, since it is larger than the sum of its proper divisors (102173498943).

306494779137 is a wasteful number, since it uses less digits than its factorization.

306494779137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2143143.

The product of its (nonzero) digits is 24004512, while the sum is 60.

The spelling of 306494779137 in words is "three hundred six billion, four hundred ninety-four million, seven hundred seventy-nine thousand, one hundred thirty-seven".