308085887097 has 16 divisors (see below), whose sum is σ = 483271980480. Its totient is φ = 193308791616.

The previous prime is 308085887023. The next prime is 308085887099. The reversal of 308085887097 is 790788580803.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-308085887097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (308085887099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 335605083 + ... + 335606000.

It is an arithmetic number, because the mean of its divisors is an integer number (30204498780).

Almost surely, 2^308085887097 is an apocalyptic number.

It is an amenable number.

308085887097 is a deficient number, since it is larger than the sum of its proper divisors (175186093383).

308085887097 is a wasteful number, since it uses less digits than its factorization.

308085887097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671211109 (or 671211103 counting only the distinct ones).

The product of its (nonzero) digits is 27095040, while the sum is 63.

The spelling of 308085887097 in words is "three hundred eight billion, eighty-five million, eight hundred eighty-seven thousand, ninety-seven".