469435491499 has 4 divisors (see below), whose sum is σ = 505545913936. Its totient is φ = 433325069064.

The previous prime is 469435491487. The next prime is 469435491517. The reversal of 469435491499 is 994194534964.

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 469435491499 - 2⁵ = 469435491467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (469435491799) 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, 18055211199 + ... + 18055211224.

It is an arithmetic number, because the mean of its divisors is an integer number (126386478484).

Almost surely, 2^469435491499 is an apocalyptic number.

469435491499 is a deficient number, since it is larger than the sum of its proper divisors (36110422437).

469435491499 is a wasteful number, since it uses less digits than its factorization.

469435491499 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36110422436.

The product of its digits is 151165440, while the sum is 67.

The spelling of 469435491499 in words is "four hundred sixty-nine billion, four hundred thirty-five million, four hundred ninety-one thousand, four hundred ninety-nine".