464144542691 has 2 divisors, whose sum is σ = 464144542692. Its totient is φ = 464144542690.

The previous prime is 464144542681. The next prime is 464144542709. The reversal of 464144542691 is 196245441464.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 464144542691 - 2⁶ = 464144542627 is a prime.

It is not a weakly prime, because it can be changed into another prime (464144542681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 232072271345 + 232072271346.

It is an arithmetic number, because the mean of its divisors is an integer number (232072271346).

Almost surely, 2^464144542691 is an apocalyptic number.

464144542691 is a deficient number, since it is larger than the sum of its proper divisors (1).

464144542691 is an equidigital number, since it uses as much as digits as its factorization.

464144542691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3317760, while the sum is 50.

The spelling of 464144542691 in words is "four hundred sixty-four billion, one hundred forty-four million, five hundred forty-two thousand, six hundred ninety-one".