464220411525 has 48 divisors (see below), whose sum is σ = 918389344320. Its totient is φ = 228539275200.

The previous prime is 464220411497. The next prime is 464220411547. The reversal of 464220411525 is 525114022464.

464220411525 is a `hidden beast` number, since 4 + 642 + 2 + 0 + 4 + 1 + 1 + 5 + 2 + 5 = 666.

It is not a de Polignac number, because 464220411525 - 2¹⁰ = 464220410501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 464220411525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 26442531 + ... + 26460080.

It is an arithmetic number, because the mean of its divisors is an integer number (19133111340).

Almost surely, 2^464220411525 is an apocalyptic number.

464220411525 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

464220411525 is a deficient number, since it is larger than the sum of its proper divisors (454168932795).

464220411525 is a wasteful number, since it uses less digits than its factorization.

464220411525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52902643 (or 52902632 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

Adding to 464220411525 its reverse (525114022464), we get a palindrome (989334433989).

The spelling of 464220411525 in words is "four hundred sixty-four billion, two hundred twenty million, four hundred eleven thousand, five hundred twenty-five".