305112226740 has 48 divisors (see below), whose sum is σ = 874182015168. Its totient is φ = 79471090944.

The previous prime is 305112226739. The next prime is 305112226813. The reversal of 305112226740 is 47622211503.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59127697 + ... + 59132856.

It is an arithmetic number, because the mean of its divisors is an integer number (18212125316).

Almost surely, 2^305112226740 is an apocalyptic number.

305112226740 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

305112226740 is an abundant number, since it is smaller than the sum of its proper divisors (569069788428).

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

305112226740 is a wasteful number, since it uses less digits than its factorization.

305112226740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118260608 (or 118260606 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The spelling of 305112226740 in words is "three hundred five billion, one hundred twelve million, two hundred twenty-six thousand, seven hundred forty".