464550091899 has 4 divisors (see below), whose sum is σ = 619400122536. Its totient is φ = 309700061264.

The previous prime is 464550091877. The next prime is 464550091939. The reversal of 464550091899 is 998190055464.

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 464550091899 - 2⁵ = 464550091867 is a prime.

It is not an unprimeable number, because it can be changed into a prime (464550091849) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 77425015314 + ... + 77425015319.

It is an arithmetic number, because the mean of its divisors is an integer number (154850030634).

Almost surely, 2^464550091899 is an apocalyptic number.

464550091899 is a deficient number, since it is larger than the sum of its proper divisors (154850030637).

464550091899 is a wasteful number, since it uses less digits than its factorization.

464550091899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154850030636.

The product of its (nonzero) digits is 13996800, while the sum is 60.

The spelling of 464550091899 in words is "four hundred sixty-four billion, five hundred fifty million, ninety-one thousand, eight hundred ninety-nine".