305401742284 has 24 divisors (see below), whose sum is σ = 534939597360. Its totient is φ = 152561918976.

The previous prime is 305401742267. The next prime is 305401742287. The reversal of 305401742284 is 482247104503.

It is not an unprimeable number, because it can be changed into a prime (305401742287) 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, 40516564 + ... + 40524100.

It is an arithmetic number, because the mean of its divisors is an integer number (22289149890).

Almost surely, 2^305401742284 is an apocalyptic number.

It is an amenable number.

305401742284 is a deficient number, since it is larger than the sum of its proper divisors (229537855076).

305401742284 is a wasteful number, since it uses less digits than its factorization.

305401742284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15417 (or 15415 counting only the distinct ones).

The product of its (nonzero) digits is 215040, while the sum is 40.

Adding to 305401742284 its reverse (482247104503), we get a palindrome (787648846787).

The spelling of 305401742284 in words is "three hundred five billion, four hundred one million, seven hundred forty-two thousand, two hundred eighty-four".