305195868352 has 28 divisors (see below), whose sum is σ = 615887856360. Its totient is φ = 150011526656.

The previous prime is 305195868337. The next prime is 305195868359. The reversal of 305195868352 is 253868591503.

It is a junction number, because it is equal to n+sod(n) for n = 305195868293 and 305195868302.

It is not an unprimeable number, because it can be changed into a prime (305195868359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40408813 + ... + 40416364.

It is an arithmetic number, because the mean of its divisors is an integer number (21995994870).

Almost surely, 2^305195868352 is an apocalyptic number.

305195868352 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

305195868352 is an abundant number, since it is smaller than the sum of its proper divisors (310691988008).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

305195868352 is an equidigital number, since it uses as much as digits as its factorization.

305195868352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80825248 (or 80825238 counting only the distinct ones).

The product of its (nonzero) digits is 7776000, while the sum is 55.

The spelling of 305195868352 in words is "three hundred five billion, one hundred ninety-five million, eight hundred sixty-eight thousand, three hundred fifty-two".