305164520464 has 20 divisors (see below), whose sum is σ = 591303770704. Its totient is φ = 152569999008.

The previous prime is 305164520461. The next prime is 305164520483. The reversal of 305164520464 is 464025461503.

It is not an unprimeable number, because it can be changed into a prime (305164520461) 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, 559302 + ... + 960805.

Almost surely, 2^305164520464 is an apocalyptic number.

It is an amenable number.

305164520464 is a deficient number, since it is larger than the sum of its proper divisors (286139250240).

305164520464 is a wasteful number, since it uses less digits than its factorization.

305164520464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1532662 (or 1532656 counting only the distinct ones).

The product of its (nonzero) digits is 345600, while the sum is 40.

Adding to 305164520464 its reverse (464025461503), we get a palindrome (769189981967).

The spelling of 305164520464 in words is "three hundred five billion, one hundred sixty-four million, five hundred twenty thousand, four hundred sixty-four".