264435130125420 has 24 divisors (see below), whose sum is σ = 740418364351344. Its totient is φ = 70516034700096.

The previous prime is 264435130125403. The next prime is 264435130125457. The reversal of 264435130125420 is 24521031534462.

264435130125420 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2203626084319 + ... + 2203626084438.

It is an arithmetic number, because the mean of its divisors is an integer number (30850765181306).

Almost surely, 2^{264435130125420} is an apocalyptic number.

264435130125420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

264435130125420 is an abundant number, since it is smaller than the sum of its proper divisors (475983234225924).

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

264435130125420 is a wasteful number, since it uses less digits than its factorization.

264435130125420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4407252168769 (or 4407252168767 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 42.

Adding to 264435130125420 its reverse (24521031534462), we get a palindrome (288956161659882).

The spelling of 264435130125420 in words is "two hundred sixty-four trillion, four hundred thirty-five billion, one hundred thirty million, one hundred twenty-five thousand, four hundred twenty".