464513510644434 has 20 divisors (see below), whose sum is σ = 1040854347925854. Its totient is φ = 154837836881424.

The previous prime is 464513510644399. The next prime is 464513510644441. The reversal of 464513510644434 is 434446015315464.

464513510644434 is a `hidden beast` number, since 4 + 6 + 4 + 5 + 135 + 1 + 0 + 64 + 443 + 4 = 666.

It can be written as a sum of positive squares in only one way, i.e., 461710722377025 + 2802788267409 = 21487455^2 + 1674153^2 .

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1433683674667 + ... + 1433683674990.

Almost surely, 2^{464513510644434} is an apocalyptic number.

464513510644434 is an abundant number, since it is smaller than the sum of its proper divisors (576340837281420).

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

464513510644434 is a wasteful number, since it uses less digits than its factorization.

464513510644434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2867367349671 (or 2867367349662 counting only the distinct ones).

The product of its (nonzero) digits is 33177600, while the sum is 54.

Adding to 464513510644434 its reverse (434446015315464), we get a palindrome (898959525959898).

The spelling of 464513510644434 in words is "four hundred sixty-four trillion, five hundred thirteen billion, five hundred ten million, six hundred forty-four thousand, four hundred thirty-four".