305316532140 has 24 divisors (see below), whose sum is σ = 854886290160. Its totient is φ = 81417741888.

The previous prime is 305316532123. The next prime is 305316532141. The reversal of 305316532140 is 41235613503.

It is not an unprimeable number, because it can be changed into a prime (305316532141) 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, 2544304375 + ... + 2544304494.

It is an arithmetic number, because the mean of its divisors is an integer number (35620262090).

Almost surely, 2^305316532140 is an apocalyptic number.

305316532140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

305316532140 is an abundant number, since it is smaller than the sum of its proper divisors (549569758020).

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

305316532140 is a wasteful number, since it uses less digits than its factorization.

305316532140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5088608881 (or 5088608879 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 33.

The spelling of 305316532140 in words is "three hundred five billion, three hundred sixteen million, five hundred thirty-two thousand, one hundred forty".