464462640643 has 4 divisors (see below), whose sum is σ = 471004368048. Its totient is φ = 457920913240.

The previous prime is 464462640601. The next prime is 464462640647. The reversal of 464462640643 is 346046264464.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 464462640643 - 2¹³ = 464462632451 is a prime.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (464462640647) 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, 3270863596 + ... + 3270863737.

It is an arithmetic number, because the mean of its divisors is an integer number (117751092012).

Almost surely, 2^464462640643 is an apocalyptic number.

464462640643 is a deficient number, since it is larger than the sum of its proper divisors (6541727405).

464462640643 is an equidigital number, since it uses as much as digits as its factorization.

464462640643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6541727404.

The product of its (nonzero) digits is 7962624, while the sum is 49.

The spelling of 464462640643 in words is "four hundred sixty-four billion, four hundred sixty-two million, six hundred forty thousand, six hundred forty-three".