464559368457 has 4 divisors (see below), whose sum is σ = 619412491280. Its totient is φ = 309706245636.

The previous prime is 464559368419. The next prime is 464559368461. The reversal of 464559368457 is 754863955464.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-464559368457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (464559368417) 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, 77426561407 + ... + 77426561412.

It is an arithmetic number, because the mean of its divisors is an integer number (154853122820).

Almost surely, 2^464559368457 is an apocalyptic number.

It is an amenable number.

464559368457 is a deficient number, since it is larger than the sum of its proper divisors (154853122823).

464559368457 is a wasteful number, since it uses less digits than its factorization.

464559368457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154853122822.

The product of its digits is 435456000, while the sum is 66.

The spelling of 464559368457 in words is "four hundred sixty-four billion, five hundred fifty-nine million, three hundred sixty-eight thousand, four hundred fifty-seven".